In this paper, we first consider tow inequalities of vector functions,then combine the vector function inequality with Gronwell' inequality to obtain another two vector function's inequalities. At last, using them to prove the maximum principle for one kind of optimal control problem.

For a high energy loss and complex system of ball mill, this paper provide a ball mill load detection method based on genetic algorithm optimizing BP neural network. The effective frequency range of mill sound signal is analyzed. The soft measurement model of mill load based on mill sound signal is built....

With the continuous development of global economic integration and regionalization, since the 1980s, a growing number of emerging economies in the securities market choose to open itself in the international market for finance with cross-listings. Hong Kong as a special administrative region of P.R.C,...

In this paper, a fast pin assignment optimization method is proposed for improving signal integrity performance of VLSI package. This performance is evaluated by two cost function. Some other methods based on heuristic algorithm can find a good solution for pin assignment problem. Since the solution...

A correlative rule expresses a relationship between two correlative events happening one after another. These rules are potentially useful for analyzing correlative data, ranging from purchase histories, web logs and program execution traces. In this work, we investigate and propose a syntactic characterization...

This paper aims to discuss the advantages and disadvantages of machine translation, explore the teaching methods based on the application of machine translation. It will give a teaching case to explain how essential for a teacher to grasp the machine translation as a tool. The paper will compare the...

Taking the scenic area of Nanchang Wanshou Tower as the example, this study applies rain flood management into the landscape design of the targeted lake wetland park and carries out a comprehensive analysis about the combination condition of rainwater collection management and different types of landscape...

Under the action of temperature, the change of temperature gradient exists in the vertical direction of the track slab in its structure. The temperature gradient will arouse the bending deformation between the track slab and the mortar cushion, which will result in the separation of the track slab layer...

This paper focus on the designation and implementation of the AT91 simulator .which is part of the virtual verification module of the validation tools. First of all we study and analysis of the basic structure of AT91 microcontrollers. We study the bus system, address mapping, and boot model; and the...

As a social application, social App has a wide user base and has a large market in smartphone application. Therefore, the research on social App design is very important. There are some problems with the design of many social apps, which affect the user experience. A good social App design should be...

Taking Jiangxi Science and Normal University as an example, this article applies rain flood management into campus landscape design, utilizes the runoff coefficient method to calculate the amount of collectable rainwater in campus, further puts forward economical and practical rainwater collection and...

In this work, the surface of Q235 steels was treated by air plasma to improve the adhesion between epoxy coatings and Q235 steels. The epoxy coatings were prepared through the electrostatic spraying. The disbonding test was used to characterized the adhesion strength of epoxy coatings. Meanwhile, the...

As novel drive system, in wheel motor (IWM) attracts more attention in recent years and formed the IWM-suspension system. To better illustrate the influence of system parameters on IWM-suspension system, This paper uses Monte Carlo based method to analyze the parameters uncertain of IWM dynamic vibration...

TiO2 ceramic coating was prepared by plasma spray process. The roughness and contact angle of coated surface were measured. The droplet morphology was analyzed and the corona discharge occurred on the transmission conductor surface under high voltage (HV) electric field was observed by ultraviolet camera....

As a main force of rainwater garden, plant has the functions of degrading waste water, conserving water source and increasing water circulation. Through the investigation and research about indigenous plants in wetlands, this article discusses the plant configuration in rainwater gardens in Nanchang...

In this paper, we present improved methods of credit scheduling algorithm of Xen. By using gray-box knowledge reasoning technology, we are able to identify the IO task in the internal workload of each virtual machine. By using this information of the internal workload, we proposed a Boosting mechanism...

Content Centric Networking is a new type of network architecture, which is developed for the scalability and content distribution of the TCP/IP protocol over the Internet. Each node in the network has the ability of data caching, intermediate nodes and content providers can response to content request....

For the purpose of large-scale wind power accommodation in a voltage source converter based multi-terminal high voltage direct current (VSC-MTDC) AC/DC system, this study proposed a robust optimal power flow strategy for VSC-MTDC AC/DC uncertain systems. The strategy is suitable for long timescale application...

The present paper attempts to investigate students' beliefs about college English teachers' role in developing learner autonomy by putting forward three research questions. The answers were explored through the designed questionnaire. This paper reports the results of a comprehensive investigation into...

The synactic effect of anammox coupling with heterotrophic denitrification process was investigated in an anaerobic reactor with an influent at the temperature of 35 , pH of 7.0, hydraulic detention time (HRT) of 30 h. The nitrate and nitrite solution with different ratio (R=0-100%) to raw waste water...

In this paper, we propose a d-vector based speaker verification system in which raw-audio-CNN is used as a d-vector extractor instead of a conventional multi-layer perceptron. Because raw-audio-CNN takes raw wave signals as input, traditional acoustic feature extracting methods such as mel-frequency...

Aiming at the juncture defects of CRTS slab ballastless track in China high speed railway, an on-line monitoring system for temperature field and deformation of track slab was set up.The temperature variation and the relative displacement between slabs and junctures were obtained in real time. Experiments...

Suspension is divided into non-independent suspension and independent suspension. These two kinds of suspensions are widely used in general vehicles. General vehicles can travel on urban roads and highways. But they cannot travel on rough roads or extremely uneven roads. The rocker-bogie suspension is...

With the big data and smart grid more and more valued, the power big data will become an inevitable trend. The power big data has a complex structure and various kinds, with the characteristics of dispersion, diversity and complexity. The traditional data processing method can not meet the requirements...

In this paper, we study the observability inequality on a kind of linear parabolic equation.To show the observability estimate, we first derive the inequalities about the norms of the solution and its gradient, then reduce a lemma of inequality from a corollary directly[1]. At last, combing these inequalities...

In this paper, we will summarize the existing three-dimensional virtual human body model representation and drive deformation method with real-time and realistic requirements as a starting point, and propose a combination of surface model and skeleton driving to realize virtual human motion drawing.

In recent years, private colleges and universities in Hainan Province developed rapidly, The working conditions of teachers in private colleges and universities have drawn more and more attention from all parties. Taking Hainan Province private university teachers as the research object, the paper selects...

Rapid growth of economy and popularization of electronic commerce have facilitated the development of logistics industry. Aiming to increase e-commerce logistics efficiency, extracting meaningful information from the complex raw data is essential. In real-world business operation, the order data should...

In the era of information, with the increasingly developed network, "to earn money by taking photos" is a self-service model under the mobile Internet. The user downloads the APP, registers as a member of the APP, and then takes a task that needs to take photographs from the APP and earns the reward...

The modern intelligent optimization/search algorithms were broadly classified, and some brief analysis and comment were made. Then we revealed some optimization rules implied in the benchmarking philosophy, which provided good inspirations for designing of modern intelligent optimization/search algorithms.

The aim of this paper is to design and develop a simulator with high efficiency and flexibility for the SPARC processor which is widely used in present domestic aerospace industry based on the virtualized verification system. Firstly, the feature of SPARC instruction set architecture is studied and the...

Through the spot investigation and research, and watching the CBA basketball referees' on-the-spot cutting, this topic using literature method, observation method, system analysis method, mathematical statistics method and logical analysis method, combined with the self-designed "basketball referees'...

Optimization based planners (OBP) use a linear initialization as a prior of their optimizations which fails to use already acquired knowledge. Most of the time the linear initialization will collide with obstacles which will be the most difficult part of the OBP to optimize. We propose a method to perform...

As the basic protocol for Internet communication at present, TCP/IP, which offers a unified way to communicate through different nodes, is widely applied in various communication environments and has become the basis of Internet. But the original TCP/IP protocol is designed and realized for the transmission...

In recent years, many cities in our country have been surrounded by garbage, and the output of domestic garbage has soared. As a result, the associated disposal capacity fails to meet requirements and the environmental pollution is serious. Under this background, this article is based on the principle...

Nowadays the e-commerce paradigm has prevailed all over the world, definitely changing the way of running businesses and shaping the new business environment. The web-based business solutions have produced a novel type of a consumer, the online consumer, and a specific way of doing business at Internet,...

The article analyzes the resource input of iron and steel enterprises in their technological innovation process by setting the input-oriented DEA effective frontier with the DEA method. On this basis, the regression analysis is carried out with respect to the influencing factors of the technological...

In this paper,we discuss the application of Internet of things technology in the teaching reform of electronic information system.The Internet of things technology is added to the e-information system practice curriculum.The project is driven by the Internet of things, leading students to study autonomously...

This paper designs a comprehensive experiment for two important knowledge points, timer and interrupt, in course microcontroller practice technology. To improve teaching effect, we develop related micro class scripts and micro class video, planning to build a micro class digital integrated platform architecture,...

A graph is called 2-arc transitive graph if its automorphism group Aut( ) is transitive on the set of 2-arcs. In this paper, we main classify the vertex quasiprimitive 2-arc transitive graphs of order 2pe..

Remarkable progress of modern particle physics has thrown more and more lights onto factuality that any discretionary particles in cosmos are mutually convertible, and living progress of it even makes the factuality orient perfect induction day by day, which apparently implies that cosmos is throughout...

The "One Belt and One Road"(OBOR) region occupies a central position in the global energy supply and is the main source of China's energy imports. OBORenergy cooperation has great potential. There are many areas of cooperation that can be focused on. But the potential for cooperation are not fully released,...

Peach is a rose flower of peach or peach. The current medicine through the extraction process to prove that the peach contains peach polysaccharide, peach polyphenols, peach total flavonoids, vitamins, amino acids and trace elements compounds. Peach blossom contains compounds that can dilate blood vessels,...

Against the increasing cementation in cities, the rain garden, as an urban green infrastructure, has been increasingly focused on in terms of alleviating urban waterlogging, rainwater runoff pollution, groundwater level decline and conserving biodiversity. In its design, it is vital to select and design...

Innovate, is the soul of a country's progress and motivation. In the age of the knowledge economy, the primary of university education task should be training a batch of innovation ability and creative spirit of high-quality personnel. How to implement innovative education, training innovation spirit...

This paper uses the panel data of high-tech industry enterprises to study the impact of government subsidies on enterprise innovation performance. And test whether the government subsidy policy affects the location choice of enterprises, further enhancing the spatial agglomeration, Making the government...

Fault tree analysis (FTA) is a widely used method in the system safety analysis. In this approach, the logical relationship between accidents may occur and their various reasons is expressed in an arborescence, which is called fault tree analysis. By qualitative and quantitative analysis of the fault...

To accurately evaluate students' professional ability, optimize their curriculum, principal component regression analysis method is used to design the principal component regression model about the relationship between course scores and starting wages . Some empirical analysis is made based on score...

Against the background of new engineering, setting up innovative and entrepreneurial courses in mechanical majors is to foster students an ability to design and develop innovative products and to start up business preliminarily by taking advantage of their relevant engineering and technical knowledge....

How to implement targeted teaching of Internet of Things in computer science education has become the key to cultivate students' ability to solve complex engineering problems represented by Internet of Things system. It puts forward the organization of teaching content and teaching method of computer...

In recent years, domestic engineering education has yielded substantial results. Although droves of well-educated engineering talents are constantly emerging, the asset who has the top innovative engineering practice ability and engineering leading ability is still grossly inadequate. The obstacles that...