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Due to the outbreak of the epidemic, the public have a new understanding of social group buying, and accept this consumption shopping mode, and social group buying has become rapidly popular. This paper will study the development of social group buying after the epidemic and the problems it faces. Social...

In order to make better use of wave energy, based on floating wave energy device, a new asynchronous wave energy generation system is presented in this paper. Being different with traditional floating wave power gen-eration system in which the motion of hydraulic cylinder piston rod on both sides of...

Methane-oxidizing bacteria is the branches of methyl oxidation bacteria, It is a kind of gram-negative bacteria, which can directly use methane as carbon and energy sources. Methanobactin (Mb) is a fluorescent peptide released by the Methane oxidizing bacteria. It consists of two serine, glycine, two...

Under the background of moral education, how to integrate moral education and knowledge teaching skillfully in a college English course but not separately and deliberately? And how to teach effectively and to change a passive involvement situation in college English classes? In order to solve these problems,...

In order to develop a simple and facile method to fabricate a stable and even silver nanoparticles (Ag NPs) colloid solution, the multi-amino compound (RSD-NH2) as a highly effective self-reducing agent was used to reduce silver ions to Ag NPs. The Ag NPs showed a spherical structure with diameter of...

Altogether 37 footbridges were randomly chosen in Beijing metropolitan and ambient vibration surveys were carried out. The vertical fundamental frequencies are obtained by peak-picking technique based on frequency domain decomposition, the damping ratios are calculated by half-power bandwidth method....

With the development of construction technology, Earthwork synthetic material is a very promising new type on dam materials, which is the more and more widely used. It has seepage control and drainage, filtration, isolation, protection and other functions, especially in the earth dam seepage control...

The aging of population is closely involved with the home-based aged-care construction, which extremely needs the joint participation of government, family, committee, enterprises and social non-profit institutions. This article makes analysis on documentary method and questionnaire method to discuss...

With the progress of science and technology, today's society has entered the new media era. In the real society with information media as the link, the rapid development of new media technology provides a great convenience for people to obtain information, at the same time, the new media as an effective...

As a popular teaching method, the advantages and disadvantages of Massive Open Online Courses (MOOC) are analyzed in this paper. It is dedicated that MOOC could bring the reformation to higher education instead of taking the place of universities. The knowledge hierarchy and structure characteristics...

The hot rolling of strip steel is a continuous, multi-staged, complex production process, and there are about one hundred of control parameters which are directly related to the quality of strip steel products in this complicated process. Researches have shown that, according to the industrial characteristics...

On the basis of existing Ion Mobility Spectrometry (IMS) technology, significant improvements have been made in drift tube design, gas path system structure, ionization source choice, and display screen. Then, a series of experiments on Sarin (GB), Mustard gas(HD), Hydrogen cyanide (AC) and VX detection...

Students' lives and life can be reshaped through the teaching activities of teachers. And in this process, the teachers need to have strong professional knowledge and skills to complete those things. Now, the Internet has influenced on people's lifestyles, ways of thinking and learning methods. And they...

This paper analyzes the local government in researching and developing the policy incentive mechanism of pension services industry to design a suitable one for the local government. It is purposed to coordinate the pension service work and local government economic and social development to adjust with...

With the development of modern society, people's aesthetic ideas from the original retro fashion into the United States, the prevalence of cheongsam in the Republic of filling out the characteristics of Chinese female beauty, cheongsam Chinese culture is unique, it demonstrated the Chinese women's curves,...

The development of cloud computing has brought new vitality to the combination of information technology and traditional financial wealth planning industry. Under this circumstance, this paper studies the wisdom wealth cloud service system based on SOA framework by analyzing and designing the system...

At present, during the epidemic period in China, the problem of unsalable agricultural products is serious, the efficiency of the supply chain is low, the transformation of enterprises is difficult, and the live broadcast of e-commerce encounters a bottleneck. The main purpose of this study is to analyze...

The Internet has swept the world, and the way of job hunting has undergone earth-shaking changes. Cloud recruitment has become the mainstream of the times. However, with the development of cloud recruitment, non-hair elements publish false recruitment information online, which induces job seekers to...

this paper analyzes the affecting factors on advertising design education development in fields of course arrangement, instruction modes based on current situation of Chinese advertising design education, uses the experience of foreign advertising design and education for reference, brings forward suggestions...

The control parameters optimization of the servosystem in parallel robots, which is the basis of the control system design of the robot, is very important. In this paper, the parameters optimization of the servosystem based on the genetic algorithm method is introduced. In the servosystem of parallel...

Many colleges in China are setting up clothing and apparel design specialty, but viewing this specialty talent training mode we can find that there are some very obvious problems in the cultivation of innovative talents. This article focuses on the analysis of the existing problems, and puts forward...

Based on bi-modulus theory and experimental test, the elastic-plastic model of bending bi-modulus graphite beam is established in this paper. According to the results of material test, the graphite is demonstrated to be a bi-modulus material with the ratio of compression modulus to tension modulus being...

Folk art is a reflection of folk social life, which not only carries rich history and culture, but also reflects the cultural features of folk beings, as well as the spiritual characteristics and aesthetic taste of a nation. Folk art has rich research value, which also provides the possibility for folk...

In order to improve the efficiency and benefit of equipment maintenance, reduce the maintenance cost, we need to optimize the repair process of armored equipment. First of all, the paper analyzes the process flow and influence factors of the gear transmission box, and determines the optimization target...

Science and Technology Innovation Board (STIB) and Growth Enterprise Market (GEM) are developed plates in recent years, which makes both sectors full of vitality and have great development prospects in the future. This paper aims to enrich the research contents of STIB and GEM on the return effect of...

This paper provides a new scheme for wireless power transfer (WPT) technology based on magnetically coupled resonance. The technology is used to solve the problem of reliable power supply for the monitoring terminals of high voltage power grid (HVPG). Because the technology takes the magnetic field as...

Interlanguage Pragmatics (ILP) was established in the late 1970s. Since its emergence many researchers devoted themselves to its theoretical and empirical studies, and have made great achievements. The purpose of this article is to review its research domains and data collection methods in ILP, and discuss...

With the arrival of the new normal of China's economy, enterprise scale is no longer the basic goal of enterprise development. In order to improve the operating efficiency and core competitiveness of enterprises, the Chinese government has put forward the working idea of supply-side structural reform....

The outbreak of the epidemic has led to an increase in the frequency of online teaching by college teachers, and college teachers have begun to think deeply about the construction of innovative classroom teaching modes. The education mode of the integration of the Internet and education is a product...

As an extension of Mobile IPv6, the NEMO is needed to support session continuity for each mobile network node(MNN) across different access networks in aeronautical telecommunications network(ATN). However, the existing schemes of NEMO don’t mention the authentication issues in handover procedure, which...

Millable polyurethane / halloysite nanotubes nanocomposites with high tensile strength and elongation at break were prepared by adding halloysite nanotubes (HNTs) during the preparation of prepolymer. Tensile test revealed that the nanocomposites have both higher tensile strength and elongation at break....

This paper presents an efficient modified particle swarm optimization (EMPSO) algorithm for solving mixed-integer nonlinear programming problems. In the proposed algorithm, a new evolutionary strategies for the discrete variables is introduced, which can solve the problem that the evolutionary strategy...

The application and popularization of computer technology have promoted the development in all fields of the society and the application of computer digital processing technology in film and television shooting is a major innovation in the film and television industry. Film and television producers,...

In the era of experience economy, the unchanging and boring packaging form has been unable to meet the emotional experience and psychological needs of consumers. Especially in the field of children’s food products, packaging design should fully consider children’s physical and mental characteristics....

In order to explore the flow characteristics in Horizontal Mutation Pipe, an SIMPLEC algorithm was used to simulate the flow field in horizontal mutation pipe by using the computational fluid dynamics software of Fluent. The variation of the length of entrance zone and the local resistance coefficient...

Evidently, teachers are essential, but the unequal distribution of teachers’ quality between our and affluent neighborhoods commonly exists across the world. This paper will discuss how to eliminate this inequality using market design. Previous evidence suggests a potential opportunity to improve teachers’...

Virtual simulation technology has been gradually applied in the main links of practical teaching and talent training of printing and packaging specialty. It will bring positive significance to “student-centered” autonomous learning and professional theory teaching. Firstly, this paper points out the...

Export and outward foreign direct investment (OFDI) are the main approaches for enterprises to implement internationalization strategy, and theoretically, the productivity of OFDI enterprises is higher than that of export enterprises, but is there a paradox that the productivity of Chinese OFDI enterprises...

In September 6, 2016 during the G20 summit between China and Kazakhstan signed the Silk Road Economic Zone and the construction of the road of light new economic policy docking cooperative planning. This paper cleared that both sides should steadily promote productivity and investment cooperation, strengthen...

The present study was conducted to obtain a better understanding of the variation rule of compressive mechanical properties of laminated natural bridge bearings under damper and thermal aging condition. A total of 5 specimens were processed in a high-damp and temperature chamber, and one specimen was...

The property-related crime is an important type of crime, which affects the stability of social order, and presents the characteristic of "high-occurrence but low-breakage". In order to realize the precise prevention against the property-related crime, this paper constructs a large-scale environmental...

Shared bikes have sprung up in a short period of time, gaining market and capital recognition and igniting a new flame of sharing economy. As a new model of sharing economy, shared bicycle meets the demand of short distance travel and alleviate the city pressure of traffic congestion and environmental...

Death education originated in the United States. The theoretical research on death education in the United States is relatively rich and complete, reaching a mature level. The practice of death education has also achieved significant results and accumulated rich experience. This article mainly compares...

In the light of the problem of lacking spatial knowledge of global color histogram and the characteristics of Thangka images, a method based on overlapping partition dominant color is presented. Translating color space from RGB to HSV, it designs overlapped sub-block to get the dominant color in each...

Take the rotating detonation engine combustion chamber wall which under great heat flux as the research background. The characteristics of impingement cooling under different parameters were studied by numerical simulation, then analyzing and getting a better Impingement cooling structure. It is found...

This control system adopts Siemens S7-400 PLC to realize these functions of monitoring ambi-room pressure by the vacuum gauges and manipulating all vacuum valves in real time etc. The ambi-room control system belonged to unworthy man guard equipments has severe control request of "absolute safety", so...

The background of this paper was the announcement of the acquisition of game manufacturer BUNGIE by SONY. The direction of the research was based on studying the impact of the acquisition on SONY in the global game industry. The trend of small game companies being acquired by large companies in the game...

In order to study the regularities of summer production safety accidents in Jiangsu and put forward targeted precautions, based on the statistics of summer accident data in Jiangsu from 2016 to 2020, this paper studied the distribution regularities of accident time, accident type and industry fields...

Based on the principle of chemical power source primary battery, the material selections of the positive and negative electrodes of the metal modified battery were studied. The selection methods of the positive and negative electrodes materials and the modification and correction of the copper thin and...

In order to measure the international competitiveness of China’s cotton products, this paper carried out an empirical study by means of RCA, RTA, LnRXA, RC, IIT, EC and DRCC indexes. It also chose America, Australia, India, Greece, Brazil, Uzbekistan, Mexico, Turkey and Burkina Faso these nine cotton...