Methods used for the determination of copper content in copper oxide are mostly based on traditional chemical method, which is lengthy and cumbersome. If inductively coupled plasma emission spectrometry or atomic absorption spectrometry are used to determine the copper with high content, the sample solution...

Methods used for the determination of copper content in pyrotechnics are mostly based on traditional chemical method, which is lengthy and cumbersome. If inductively coupled plasma emission spectrometry or atomic absorption spectrometry are used to determine the copper with high content,the sample solution...

Methods used for the determination of titanium content in pyrotechnics are mostly based on traditional chemical method, which is lengthy and cumbersome. If inductively coupled plasma emission spectrometry or atomic absorption spectrometry are used to determine the titanium with high content,the sample...

Through the analysis of the heat distribution inside the bathtub affected by different temperatures. The paper finds that the best strategy the person in the bathtub can adopt to keep the temperature even throughout the bathtub and as close as possible to the initial temperature without wasting too much...

This paper focus on searching the bottleneck in the security checkpoint to meet the trade-off between the security and convenience. we allocate certain time to each step which meet the duration of Poisson distribution. Then, with the airport security model based on Petri net, the whole process is simulated...

In this project, the mbed NXP LPC1768, the sensor TCRT 1010, and the LED Driver Max7219, LED screen and the PCB are used to show the pulse. The optical sensor can measure the pulse when a finger is put on it. The flowing blood in our fingers can reflect the light back to the sensor and different velocity...

Based on the measured data of Shihezi power plant four Hongshanzui water channels and lining channel frost heaving characteristics. According to the theory of frozen soil mechanics,use the convection heat transfer formula and the temperature field was analyzed with nonlinear method of the software ANSYS.Winter...

With the rapid development of science and technology in China today, nondestructive testing (NDT) has also made dramatic progress. The intelligence of testing process and foolproof of operation process is the most immediate embodiment of this progress, while most of the time such progress needs to be...

With constant change of the type and performance of measured objects, some problems are gradually exposed among measuring equipment in terms of measuring efficiency and quality. In this paper, to obtain more accurate measurements, with data communication as the core, the author builds a computer-based...

With the development of society and progress of times, the economic level in China has improved significantly in recent years. In actual economic development, the level of science and technology has been greatly improved. The further development of science and technology will ultimately serve social...

With gradual development of power system, harmonic measurement of power system has attracted increasing attention. To realize harmonic measurement, we need to measure accurately using professional equipment. The research and development of virtual instrument is of great help for harmonic measurement...

This paper presents a wireless sensor network cooperative transmission protocol, analyzes its transmission efficiency and improvement of network throughput, and then obtains the scope of the cooperative transmission protocol. The cooperative transmission protocol is particularly suitable for wireless...

In this paper, we study the method of wireless sensor network based on energy-saving wireless sensor network, and put forward the comparison criteria of wireless transmission network single transmission system and performance of collaborative transmission system based on space-time block code. Aiming...

Structural resonance may cause the system to be small and stable, limiting the tracking accuracy and dynamic response speed of the airborne photoelectric platform servo system. The anti - disturbance controller compensates the structural resonance of the stabilization ring of the servo system. The single-loop...

With the increase of the face database, the electronic computing is exponentially increasing, and the traditional face recognition method can't meet the requirement of real-time recognition. Optical actuator have parallel processing, fast features, and thus in the face recognition side and presents a...

With the growth in demand for information processing, considering that cloud computing technology and virtual digital libraries have common goal. In this paper, take the cloud computing as the basis of virtual digital libraries, firstly, research the digital library virtualization under the circumstance...

A new multi-stage attack correlation method based on attack sequence is proposed in this paper. The algorithm first excavates the attack sequence of network attack behaviors from a large number of security events, and then analyzes the correlation of the events which are in accord with certain attack...

To realize the efficient exploitation of tertiary recovery for the class II reservoir and guarantee the stable replacement of the output, by comparing the thickness and reserve of each series for the class II reservoir at north block 1 of Labei, the article gives preference to S 13~S 3 as the secondary...

Remote medical monitoring system will be a sound health insurance system in China, enhance the inevitable development trend of medical services; the same time, achieve the optimal allocation of medical resources. Aiming at the current situation of domestic medical care and combining with the characteristics...

Wireless sensor network is composed of a large number of distributed in a specific area, with the calculation and communication capabilities of small sensor nodes densely distributed in the unattended monitoring area and can be completed according to the environment independent task of intelligent autonomous...

The necessity and research development of the optimization of NC machining parameters is analyzed. Problems, probable solutions, development trend of the optimization research of NC machining parameters are reviewed. And some useful research directions are proposed.

Because the static traffic assignment can not perfectly reflect status of traffic congestion in actual case and the model of dynamic traffic assignment may cause a huge computation cost, the article combines features of static traffic assignment and the dynamic one and has Dial' algorithm based multi-time...

At present, the molecular targeted small molecule anti-tum or drug becomes hot topic of domestic and foreign research and development of innovative drugs. There are always new products having been launched, and hundreds of products are in the clinical development stage in recent years. In this paper,...

Double defect modes are introduced in one-dimensional photonic crystal. Through studying the correlation effect between the two defects, explored new regularities of the change of the two defect modes with the transfer matrix method. Proposed a new implementation method in researching the photonic crystal...

In the digital age, the literature structure and service mode of the university library are changing rapidly. The proportion of the digital literature in the library collection system of the universities is constantly increasing. Therefore, how to coordinate the order of the paper and digital resources...

The twenty-first century is the era of big data. The rapid development of internet technology and the concepts of data mining, cloud storage, cloud computing and others are constantly emerging. While we enjoy science and technology, we must also face ethical thinking and legal challenges. While we use...

Family violence occurs among family members, by beating, binding, confinement, mutilation or other means of family members to lead to the injury and destructionfrom the aspects of body, spirit and others. Crisis intervention should try to compare the current status of the current situation with the level...

Automatic image annotation is a fundamental and challenging task in the field of image retrieval. This paper introduces the concept and process of random forest algorithm. According to the characteristics of the current annotation model, the random forest algorithm is applied in image annotation field....

In this paper, a complementary power supply system of solar energy and electric supply controlled by SCM is introduced. It is mainly used for the automatic switching of the solar energy and the electric power supply in the highway toll stations. Through the control of the battery charging circuit, discharge...

Remote sensing technology is an integrated technology using various sensing instruments to collect and process the radiation and reflection electromagnetic waves from a distant target in order to detect and identify all kinds of scenery on the ground. With the continuous development and improvement of...

The simultaneous localization and mapping (SLAM) of mobile robot is the basic problem and hot spot in the field of robotics, and is also the key to realize autonomous navigation and control decision. This paper first introduces the source of the SLAM problem, and gives different solutions of the problem,...

Distributed fiber optics sensing technology is a technology ofbroad application prospect. It allows a long distance and a wide range of acoustic emission source positioning and monitoring, while perform a real-time, online, dynamic monitoring of damage to the structural building materials, as well as...

Dijkstra Algorithm is the shortest path algorithm from one vertex to others, which has solved many shortest path problems. However, in some engineering practice, the shortest path is not the best path, so that it needs to define a weight to illustrate the importance of the two nodes. Based on the best...

In view of the fact that hybrid uncertainty presentation and propagation with dissonance or imprecision information in risk assessment, a variable steps size discrete random set method is proposed. Various types of incomplete and inaccurate information were transformed to random set formation by the...

To improve the reliability and safety of elevator operation we construct the Multiple Elevators monitoring system based on the Internet of Things and industrial configuration. It can reduce the waiting time when the elevator goes out of order. This paper introduces the concept of IoT technology and industrial...

In order to solve the problem of high cost and poor expansibility, this paper presents the design and implementation of the robot based on embedded platform. This paper introduces the design of the printed circuit board backplane, interface, information acquisition and information interaction module...

In the mid-1990s, Chinese intelligent building began to develop, from a variety of special features of the intelligent building, in recent years has been facing the construction industry's most basic content - the development of civilian residential. Intelligent home is the inevitable result of the infiltration...

Apriori algorithm can accurately find out the related items in the database, and it can be used in various fields of work and life. However, with the explosive growth of data, there are still some disadvantages in the practical application of the algorithm. This paper introduces the Hadoop platform,...

With the continuous development and improvement of computer technology in practical application, the computer network security requirements are gradually improved, and the understanding of information security connotation is continuously extended. It has expanded from the original information security...

Solar thermal power generation device is based on Shape Memory Alloy, utilizing the shape memory alloy effect to convert thermal energy to electrical energy. Since clean energy, like solar power can contribute to sustainable economic development, we design a solar power generation device: Solar thermal...

To analyze the temperature field distribution of three-dimensional bathtub, the finite element method is applied. This is one of the very important parts of dealing the problem and establishing an appropriate model. Galerkin method of weighted residuals is used to obtain the variational equation of the...

This paper analyzes the role of the image identification technology in the security systems for intelligent buildings, and proposes that incorporating the image identification technology and technical support can enhance the intelligence and automation of security systems and thus provide users of intelligent...

The text detection of advertising images is of great significance in current economic life. The traditional method of text detection often omits words or wrongly detects the text. In this paper, the deep learning algorithm is introduced to detect the text in the online advertising images. Based on the...

In this paper, the mechanism of aging of insulating materials, the causes of insulation leakage current and the related circuit models are described. On this basis, the principle and advantages and disadvantages of various insulation detection technologies for wire and cable are analyzed. Secondly, based...

The leakage of automobile air conditioning refrigerant would not only make the air conditioner malfunction but also cause the air pollution to the environment. Therefore, it's very important to prevent and control the refrigerant leakage. This article provides a design solution to both manual and auto...

Urban road traffic signs and markings is the most effective methods and means for the implementation of road traffic control, it Is a facility for managing and controlling traffic to traffic participants by graphical symbols, colors, and text[1].Although Chinese national stands like GB5768ð2009 Road...

In the nature, the spider's unique physiological structure and crawling mechanism give it strong adaptability to the rugged irregular terrain. Bionic research on spider is of significance on the development of multiped robots that need to go to some unconventional walking locations. This paper has taken...

Friction materials need to be manufactured into brake pad and installed on vehicles. It is one component of vehicle, this industry need to meet automotive industry quality requirement like process stability and capability, so more and more automatic control technology is applied on friction material...

To solve the following problems during Transformer Fault Diagnosis: high misdiagnosis rate, calculation complexity, low recognition rate and so on, Oil-immersed Power Transformer fault diagnosis method based on Improved Interval Extension is put forward. First, Improved Extension Set on Intervals fault...

Quantum security direct communication is based on quantum physics, combined with the classic communication theory .It become a new communication model, its transmission of information on the high efficiency, security has been more and more extensive attention. That is, since the beginning of this century,...

the second type curve integral is defined function in the plane or space curve segmentpoints. This paper mainly use Stokes formula. Full explanation of the second type curve integraltechnique. Combined with concrete examples andsummarize its references the characteristics, application of familiar with...

In the field of artificial intelligence, the rule of Chinese chess is different from International chess and chess and it decided that the Chinese chess artificial intelligence algorithm has its particularity. Based on the characteristics of Chinese chess, this paper analyzes the computer artificial...

This paper analysis the patients with early non - small cell lung cancer treated by thoracoscopy. Methods: 96 patients with non-small cell lung cancer treated in our hospital from 2004 to 2016 were divided into control group and study group according to the random assignment method. The thoracic surgery...

Ubiquity network refers to the ubiquitous, widespread presence of the Internet. With the development of science and technology, the Internet is gradually improving and improving. For decades, the Internet has basically achieved full coverage in the country. Not only that, it is in all areas of the Internet...

In recent years, the incidence of tuberculosis, the rate of resistance in China was a clear upward trend and the number of cases needing for surgical treatment is increasing. Surgical resection of lung disease can eliminate the source of infection, shorten the course of treatment to reduce the complications...

In this paper, the fuzzy artificial neural network (ANN) is briefly described, and the fuzzy artificial neural network is used in the risk prediction of the project construction. The risk prediction of the construction project in the construction section is studied from four parts.

With the development of society, video surveillance technology has gone into the era of network monitoring. High-definition, high frame rate and high compression rate have become the new development goals. In this context, the current popular H.264 compression coding standard exposes the limitations...

The vehicle crash test is the main means of vehicle safety research. Any passive safety research is based on the data measured by the trolley or real vehicle crash test. The electrical measurement of the vehicle crash test instrument is mainly a data collector. Car crash test using electrical measuring...

The structure of shear wall has become one of the most commonly used structures for the present residence in our country. The wide application of the structure of the shear wall structure will play an important role in the deepening development of China's housing industry. For the structure of the shear...

In the construction of modern civil engineering construction, the application of mass concrete structure has become more and more common. The crack phenomenon is a more common problem in the construction of mass concrete structure, and it is also an important factor affecting the quality and stability...

With the rapid development of China's transportation industry, the scale of road and bridge works is increasing, and the construction quality of road and bridge has become an important work content of the transportation industry. The quality of the road bridge project is in addition to the material,...

With the rapid development of Chinese economy, the scale of road and bridge engineering is getting bigger and bigger, and its construction environment is very complicated. Therefore, in the construction of road and bridge engineering, we must take road and bridge testing, so as to ensure the quality...

Many topics in the field of bioinformatics can be abstracted into character sequence processing problems, such as gene recognition, protein secondary structure prediction, and so on. The sequence of characters can provide information from two aspects: composition and arrangement. The composition of the...

The data communication network is a system composed of data terminals, data transmission equipment, digital exchange equipment and digital communication lines distributed everywhere. The contents of the communication are binary coded letters, numbers, symbols, and digitized sound and image information....

In the computer network system, due to the continuous expansion of the application of information storage, the information resources of the network are increasing rapidly. The amount of information transmitted through the network continues to grow and a lot of data storage technology becomes more and...

Symmetry is of important significance in mathematics and more extended region and it can simplify calculus calculation. In this paper we systematically explore of function of many variables Computing Problems by symmetry.

Under the new period, the emergence of 3D printing technology changes the world, so it receives much attention of various fields. The cultivation of 3D printing technology plays an irreplaceable role in transforming and upgrading national high-end manufacturing industry as well as enhancing core competitiveness....

Over the years, the rapid development of large data has aroused great concern in various fields of experts and scholars, many authoritative magazines will also be large data development and application as the world's development opportunities and challenges. On this basis, this paper analyzes the application...

The wisdom of public security is an important part of the wisdom of the city, to mobilize the masses to patrol and control is the key of public security. In order to solve the difficult issue of people-management, need to promote the management technology of information by using the methods of science...

As a new technology data management and application model, the development of big data technology provides a new feasibility of technology for the new situation and the new task of water conservancy industry information construction. The practice of water conservancy informatization construction in China...

Cloud platform uses virtualization technology to realize management and elastic scaling of the large-scale underlying physical resources. For a long time, the virtual machine has played a role of cloud infrastructure layer backbone, which is used to provide physical resources segregation and control....

In order to solve the problem of the communication between the heterogeneous network and the various types of equipment and the Internet, a new, Vehicle heterogeneous network interconnection model based on Linux virtual device. In this model, the dynamic load characteristics of Linux modules and the...

This article introduces a five-beam three-component balance based on lateral piezoelectric effects,which can be used special bridge wind tunnel test ,and was designed used ANSYS software,and homemade quasi-static calibration equipment for balance. The balance quasi-static calibration result indicated...

With the development and deepening of the scientific research field, as well as the more and more comprehensive and standardized laboratory management, the business data and the management data of the laboratory are increasing with the geometric progression. How to effectively record, manage and utilize...

Based on the measured data of Shihezi power plant four Hongshanzui water channels and lining channel frost heaving characteristics. According to the theory of frozen soil mechanics,use the convection heat transfer formula and the temperature field was analyzed with nonlinear method of the software ANSYS.Winter...

The freezing disaster is one of the main disasters in the cold geotechnical engineering. Due to the complexity of geotechnical engineering problems, many problems can not be evaluated by the accurate mathematical model. In this paper, from the point of view of system theory, the basic characteristics...

Animation is endowed with a lot of emotions and thoughts as an artistic form with independent aesthetic meaning, and it requires the creation of emotional methods how to properly handle the various emotion in the animation design together. The emotion animation modeling and 3D capture technology had...

Inductively coupled plasma optical emission spectrometric approach(ICP-OES) is used to determine the arsenic content in pyrotechnics used for fireworks and firecrackers. Element of arsenic is commonly found as impurity in chemical materials used for pyrotechnics in fireworks and firecrackers. Statistical...

Inductively coupled plasma optical emission spectrometric approach(ICP-OES) is used to determine the lead content in pyrotechnics used for fireworks and firecrackers. Element of lead is commonly found as impurity in chemical materials used for pyrotechnics in fireworks and firecrackers. Statistical analysis...

Methods used for the determination of potassium content in pyrotechnics are mostly based on traditional chemical method, which is lengthy and cumbersome. If inductively coupled plasma emission spectrometry or atomic absorption spectrometry are used to determine the potassium with high content, the sample...

Cloud computing will not only make profound changes of digital library occur in the aspects of software environment, hardware storage, application platform and service pattern, but also leave information resources faced with a lot of security issues. Cloud computing will greatly improve the service patterns...

This paper proposed an inner-outer loop control strategy, which is derived on a simplified non-linear model for unmanned helicopter, to deal with the problem of control stability under disturbances. The outer loop controller, which is an improved PID controller, may adjust PID parameters dynamically...

Considering the traditional A*algorithm being difficult to satisfy the limitation of the indoor environment space of the robot. A partial and global A-Star (P&G-A*) algorithm based on the motion model of indoor robot is proposed. LIDAR sensing system is employed into P&G-A* algorithm to achieve both...

Base on the numerical simulation, the dispersion characteristics of Rayleigh waves for 3D topographies are studied. The results show that terrains have a strong effect to the propagation of the Rayleigh waves due to the wave due to the wave conversion, reflection and diffraction. And this results strong...

Spatial autocorrelation method is based method for the dispersion curves analysis of microtremors, which is being paid more and more attention because of its convenience and efficiency, and no disruption to the environment. In this paper, the homogeneous medium and layered media are studied by numerical...

The paper employed Bayesian network (BN) modelling approach to discover causal dependencies among different data features of Breast Cancer Wisconsin Dataset (BCWD) derived from openly sourced UCI repository. K2 learning algorithm and k-fold cross validation were used to construct and optimize BN structure....

Accurate traffic flow forecasting is very important for intelligent transportation system. This paper proposes a traffic flow forecasting method based on gradient boosting decision tree. In the preprocess phase, sliding time window and feature extension of traffic data are designed on the basis of time...

Combined with the sounding mechanism and cepstrum, a new model is proposed to describe the timbre more precisely, together with the nontonal Mel-frequency cepstral coefficients (NMFCC) derived from the nontonal spectral content which relates closely to the resonator. A better performance is observed...

Time synchronization is important for Zigbee node. This paper takes advantage of the advantages of TPSN and DMTS synchronization algorithms. The integrated algorithm has lower complexity and lower energy consumption. It can be easily applied to a real wireless sensor network.

Despite the application of contrast enhancement to image enhancement in medical image processing and in spite of a good enhancement effect achieved, since the priori knowledge of the relevant application domain is left out, the medical images affected by noise have yet to be further enhanced. Priori...

The mitigation of earthquake disasters in Shandong province are briefly introduced composition and function of the intellectual property system, as well as the project background, the demand of construction of the system. Intellectual property system is introduced based on the basic principle of Gpon...

The problem of scheduling jobs with grade of service (GoS) levels is considered, which is motivated from an application in service industry. Jobs and machines are labeled with GoS levels. If the GoS level of a job is greater than or equal to the GoS level of a machine, then this job can be processed...

The paper solved the ordinary differential equation initial value problem on computer by MATLAB, using methods of Euler's method, improved Euler method and classical Runge-Kutta. It can draw a conclusion that simple error of Euler method principle is bigger, the calculation amount of improved Euler method...

Wireless communication gateway uses CC2530 microcontroller as the core module, and utilizes Sim300 GPRS as communication module with the completion of the ZigBee/GRPS gateway hardware circuit design and application program design. The data transfer between wireless sensor network and telecommunication...

This paper puts forward a new method named war experimentation demonstration to evaluate the quality of operational requirement scheme of equipment. Based on defining the correlative concept of operational requirement scheme of equipment, its quality evaluation, and war experimentation demonstration,...

Link prediction is an important branch of complex network analysis, which can identify the missing or future links in a network. In this paper, a new link prediction method is presented, inspired by the ideas of both resource allocation index and quasi-local indices, to estimate the likelihood of existing...

In order to make the secondary cooling of continuous casting have the adaptive ability to adapt to the changes of process parameters in the production process, it's based on the mathematical model of solidification and heat transfer of continuous casting billet, combined with casting speed, super heat...

It is an important challenge to find out suitable security efficient routing mechanism for wireless sensor networks due to limitations of power. This paper has studied a mechanism based on an adaptive network node routing. The adaptive routing mechanism can make the route of nodes within the network...

Firstly, a brief introduction of the relevant theory of spectral density is made. Then the stochastic road irregularities are established based on the above theory. Finally, the random vibration analysis is made based on the results of pre-stressed modal analysis in Ansys/workbench.

In recent years, with the continuous development and improvement of China's land resources management level, surveying and mapping technology has been widely used in the current housing management. Through the detection of land and housing resources by surveying and mapping technology, people can achieve...