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Unmanned Aerial Vehicles (UAVs) can be utilized as wireless relays or mobile Base stations (BS) for providing dependable communications and supreme attention for ground devices. UAVs is flexibly employed for enabling fast network access in diverse applications, like disasters, and monitoring. It effectively...

Starting from the architectural layout of Beijing quadrangle courtyard, this paper makes a philosophical reflection on the relationship between man and nature contained in it, and discusses the embodiment of the concepts of Yin and Yang, cosmology and geomancy in Beijing quadrangle courtyard in ancient...

The end of the 19th century and the beginning of the 20th century were the first era of globalization. At this time when global liquidity is high, foreign debt can provide a large amount of funds constantly, and the interest is relatively low, so it prevails among many countries. However, the high level...

Considering the low efficiency of manual detection method in photon devices fault checking, a new detecting method by image processing for photon device is proposed in this paper ,through the new method, photon device images are captured by camera which is installed on microscope, filtering ,mosaic,...

Cement-gravel core material with clay cement and gravel as the primary ingredients is a new core material for embankment dam, and it is generally perceived to have broad applications in the field of dam construction since the stress-strain behavior of such core material is between gravelly soil core...

The application of Siemens International Trading Ltd. (Shanghai) and Golden Landmark Co., Ltd. for recognition and enforcement of Singapore Arbitral Award (hereinafter referred to as Siemens case) marks a new breakthrough in judging foreign-related factors in China's civil and commercial relations. On...

Regenerative braking is one of the important ways to extend the driving mileage of pure electric vehicle. Through analyzing the brake regulations and the vehicle dynamics, a control strategy was proposed to solve the problem on braking force distribution for the pure electric vehicle. The rate of regenerative...

Based on the structure mechanics analysis and fatigue mechanism study for the pin of the folded arm lorry crane, a new fatigue test equipment for the pin of the folded arm lorry crane is developed. The pins are quenched in different hardened layer depth ratio, and then 48 pins are chosen for the fatigue...

The reduction and control of residual stress is very important to improve the surface quality and machining accuracy of the parts. In this paper, in order to reveal the effects of different milling modes and process parameters on the residual stress, the aluminum alloy Al7050-T7451 is used as the machining...

With the rapid development of Internet, the computer network is gradually becoming a country's economic development foundation and lifeblood of the world dependent on the network is also growing, network security issues attendant becomes increasingly prominent. Network security infrastructure Laboratory,...

The Song garden is a microcosm of Song aesthetics. Zhu Xi Aesthetics is a typical representative of the Song Dynasty. "Aesthetic outlook" is the core category of Zhu Xi aesthetic spirit. This article analyzes the Song Dynasty landscape art features based on Zhu Xi aesthetic "Outlook" theory, in order...

Networked monitoring and control system of tyre building machine is a LAN management system characterized by possessing servers and multiple clients, which are developed by LabVIEW, the virtual instrument development platform and combining with network information technologies such as TCP/IP and OPC....

Clutch which is the vehicle power transmission device is a core part of the car chassis, is also the site of failure occurs easily and if found not timely it will cause a great impact on security in the form of a car and daily stability. Therefore, inspection of common clutch breakdowns must be paid...

The all vanadium flow redox battery (VRB) has been widely studied and is one of the most compelling storage technologies. Here, A new channel structure, that is, a composited arched flow channel, is presented and compared with rectangular, serpentine channel. Numerical simulations are used to study the...

The purpose of this study is to find out how the effectiveness of the consumer dispute settlement agency (BPSK) outside the court in electronic trade dispute resolution and how the binding power of the decision of the consumer dispute settlement agency outside the court in electronic commerce. BPSK has...

The construction of the Guangdong-HK-Macao Bay Area has stood in an important position in the national development strategy. In such an environment, the domestic demand for high-quality innovative and entrepreneurial compound talents is increasing, and innovation and entrepreneurship education in universities...

On March 2, 2019, the government announced the existence of COVID-19 in Indonesia, so that all activities are recommended to be online-based, as well as learning. Learning through online media has various impacts on college students. This has an impact on the level of college student productivity. The...

The rapid development of the clothing industry in the e-commerce environment had brought abundant opportunities for Chinese merchants, it also had caused problems in terms of cultural identity, culture conflicts, and culture integration, etc. Therefore, the relationship between consumer loyalty and brand...

In a strongly connected and integrated world, the impact of the COVID-19 pandemic has become increasingly severe since the outbreak, especially on the tourism industry. In this paper, we first discuss the severity of the epidemic and how severely the accommodation industry and the transportation industry...

Based on polynomial secret sharing, we construct a robust forward-secure threshold signature schemes. This scheme have the following property: even if more than the threshold number of players are compromised, it is not possible to forge signatures relating to the past. This property is achieved while...

Xinjiang Corps is a major producer of cotton, the cotton industry development is not only related to the growth of the agricultural economy in Xinjiang, but also directly affects the increase of farmers' income. However, due to the slowdown in the growth rate of textile and rising agricultural prices,...

On the basis of the model of the aircraft carrier "Kitty Hawk", the designer will obtain different models through parody transformation to change its aspect ratio(L /B ), block coefficient(Cb) and displacement( ) and calculate the resistance of different models. With the principle of the optimal speed,...

In this study, Cite Space software was employed to analyze the keywords co-occurrence of 1000 literatures in the field of online teaching evaluation based on the core collection database of Web of Science. Combined with the content analysis of literature, the research frontiers and hot spots of online...

The present paper explores the transformative learning of three college English teachers who participated in a three-month online training courses. The study was conducted to understand how online training courses contributed to their teaching and research competences and their ways of thinking. The...

The students' dormitory is the main place to college students' daily life, so the students' dormitory management is an important part of school management. As the growth of the school recruitment of students scale, the growing number of students, make the student dormitory management faced with multiple,...

For wireless communications, the 2.4 GHz Industrial, Scientific, and Medical (ISM) band is frequently utilized due to its global availability and unlicensed nature. Antenna designed for this band play a crucial role in ensuring signal transmission and reception. Antennas operating in the 2.4 GHz ISM...

Soft set theory, proposed by Molodtsov, has been regarded as an effective mathematical tool for dealing with uncertainties. This paper is devoted to the study of uncertainty measures of soft sets in the framework of granular computing. The similarity relation induced by a soft set is proposed and the...

with continuous advance in reservoir prediction technology, the requirements for inversion accuracy are higher. It requires that seismic data must have features such as high fidelity, high SNR and high resolution. How to ensure the improvement of seismic data resolution on the premise of not reducing...

Holes machining path planning is of great significance to improve the efficiency and quality of the processing of porous parts. Hole group on the characteristics of size, shape, and location of different multi-bit processing optimization and process optimization, a reasonable choice of the machining...

Data augmentation is an important technique to improve the performance of deep learning models in many vision tasks such as object detection. Recently, some works proposed the copy-paste method, which augments training dataset by copying foreground objects and pasting them on background images. By designing...

Numerous studies have shown that music may have an emotional and spiritual influence on humans, and there are many studies further exploring this field these days. Sound has already been used in hospitals and institutions for a long time. Music and music therapy, dating back to the start of human civilization,...

Adolescence is the transition period from childhood to adulthood, during which a series of significant changes are experienced. Teen emotional experience is an important part, and essential factors affecting adolescent emotional development are from parenting. Parents have a great impact on their children’s...

Climate change is a common concern worldwide. In order to avoid the deterioration of the earth's climate and ecosystem, there is an urgent need to explore measures to reduce carbon emissions. Livestock and poultry farming is an important source of agricultural greenhouse gas emissions, and scientific...

With the constantly changing in current education and teaching environment, colleges and universities are also paying more and more attention to file management. The major colleges and universities are constantly promoting the file management information construction. At present, there are still many...

Objective: This paper studies the subway tunnel seismic nonlinear dynamic response, so that can get some helpful conclusions, which is helpful for seismic designing of metro tunnel. Methods:A series of probems on dynamic FEM are discussed and suggestions about setting of soil dynamic constitutive model...

The article is devoted to the results of a research on correlation between quality of life and development of housing investment market, as housing complex functioning sphere. For that purpose the authors considered population’s life quality assessment methods, the indicators’ system of which includes...

Objective To investigate the mental health status and influencing factors among family caregivers of hearing-impaired children. Methods: This survey adopts the questionnaire survey method. Questionnaires were distributed to a total of 200 family caregivers of hearing-impaired children from the Kindergarten...

During teaching and learning process, classroom language is employed by the teacher from opening the lesson to closing the lesson stage. Teacher’s appropriate use of classroom language can make the students understand the teacher’s messages easily and clearly. Besides, effective two-way communication...

The COVID-19 epidemic has had an impact on every aspect of human life, including the physical environment. The efforts required to stop the virus from spreading and the resulting halt in economic activity have had a substantial impact on the environment. Hence, this study intends to explore the positive...

The representation ability of students at the junior high school level has not shown a significant increase, this is due to various factors, one of which is interest in learning. The purpose of this study is to determine the analysis of mathematical representation ability and learning interest of students...

With the help of statistical software Eview6.0, qualitative analysis is carried out of China's civil aviation passenger traffic since reform and opening up. It is found that China’s civil aviation passenger traffic development experienced three stages: slow development stage from 1978 to1990, relatively...

An independent component recovery approach for intrusion tolerance is proposed in this paper. Virtual Machines (VMs) are used to provide each online replica with an independent backup replica. The recovery of each component depends on the actual service state. A strict execution order is not needed to...

In this paper, we will establish a Comprehensive evaluation model[1] of taxi resources, based on TOPSIS method. In the model, we consider several indexes: taxi no-load ratio. First, we analyzed the changing curve of each index in different time and space in Nanjing City. Then, the weight coefficient...

This paper presents the design of airborne flight data recorder based on the ARM Cortex-M3. Aiming at the growing complexity of flight parameters and the increasing amount of data storage needs, we propose the method which uses a SD card as recording body and STM32F103ZET6 as the CPU for the airborne...

Systems in engineering field are becoming more and more complex nowadays, so how to exert maintenance support for complex systems is a critical problem. As the failure rate of most mechanical products is based on age, the replacement before the failure occurs is an effective way, by which the failure...

After the "Mukden Incident ", Japan made efforts to develop economic plunder policy in northeast China. On July 1st of 1932, the central bank of Manchukuo was born under the aegis of the Japanese Kwantung Army. In its existing fourteen years, the central bank of Manchukuo conducted a frenzied financial...

This study focus on derivation of such fragility curves using Carbon Fiber Reinforced Polymers (CFRP) technologies retrofitted conventional reinfored concrete (RC) factory buildings. A set of random earthquake waves which compatible with the response spectrum of major history earthquake waves in China...

In China, cold chain logistics has always been a bottleneck restricting the further development of logistics industry and has many problems such as high logistic cost, lacking relevant standards, many circulation links, low efficiency and high loss. This paper sorts out and analyzes the development experience...

The detection and processing of the sound signal are significant to the fault diagnosis in industrial processing and production quality monitoring. The current sound signal collection system is mainly used to collect signal. It can`t meet the demand of the engineers on special occasions to master the...

The purpose of this study is so that everyone can know and analyze the harmony of legal protection of workers who have experienced (PHK) because the Covid-19 Pandemic on the grounds of force majeure in the manpower act and what legal action can taken by affected workers. The method used in this research...