Search all articles

The engineering area studied in this paper belongs to the areas without hydrological data.The actual measurement data and storm record are both lacked. In this paper, the different methods were performed for the analysis of design flood calculation, at the same time, the rationality of results was also...

In order to solve problems including the interpolation error, the distortion of phase information and the huge computational costs by using classical truncated-interpolation based back projection (BP) algorithm for multi-receiver synthetic aperture sonar (SAS), a novel BP algorithm is proposed by exploiting...

This paper first introduces the chemical structure of ethylene-propylene rubber (EPR) composition and performance. And then expounds the production technology of ethylene propylene rubber, of which mainly is the story of metallocene catalysis technology and the metallocene catalysis technology. Finally,...

As an important part of power transition, the safe operation of substation is of great significance. In this paper, according to the characteristics of the substation equipment overheating fault and the theory of mathematical model of support vector classifier, equipment overheating fault diagnosis mechanism...

In order to further understand the basic situation and needs of special children's families, taking Sichuan Province as an example, a stratified sampling method was used to conduct a questionnaire survey on 624 parents of special children in 19 counties of 14 cities in this province. The results showed...

The purpose of this paper is to research with the development of urban and regional change and lead to the change of urban vegetation, for the purpose of ecological environmental quality assessment, urban planning and urban ecological security assessment.

The finite element analytical model of a diesel engine is established to analyze the stress, the flatness, the roundness and the rate of light leakage of the diesel engine block .The analysis result shows that the optimized scheme improves the body's stress concentration and deformation obviously: the...

After the Covid-19 pandemic, all life systems, and cultures, especially in the educational sector, changed. The changes happened not only in the learning system and model that applied blended learning but also in students’ habits to avoid the spread of Covid-19. The habits here included the use of hand...

This paper first analyzes the impact of ESG performance on the companies themselves from the perspective of the companies and investors to May 2020 Shenzhen created the GEM has 74 companies, using regression models to analyze the impact of compensation management mechanisms on company performance and...

Across the past decade, the number of foreigners coming to China is increasing, accompanied by increasing multilingual interpretation needs. The demand is most pronounced in the realm of medical and healthcare related translation, due to its high degree of required professionalism and high frequency...

The aim of this research is to analyse the structure of three-word Lexical Bundles in the Journal of Cultural Heritage articles vol.55. The data were collected by using the documentation method, then analysed by using classification as conducted by Hajar. The result of the research is 23 lexical bundles...

Under the background of internationalization of higher education, when universities devote greater efforts to introduce foreign teachers, they shall pay close attention to development of foreign teachers. According to empirical investigation on universities in Liaoning province, sort out problems and...

With the development of the economic globalization, Hub-and-Spoke logistics network has become the effective network structure which could help to collaborate logistics resource, reduce logistics cost and improve operational efficiencies. Therefore, research on location and routing distribution for Hub-and-Spoke...

In the modern era of knowledge economy, patent is the knowledge carriers of new techniques and patent war becomes more intense. The generation of enterprise patent strategy is to conform to this trend. The key factor of keeping competitive marketplace and innovation is to build basic structure, content...

Joint-manipulator installed on the intelligent wheelchair robot decides the whole system capability. The kinematics analysis and structure design about mechanical wrist and gripper for joint-manipulator are discussed in this paper. Based on the D-H coordinate method, the kinematic equation of joint-manipulator...

This paper describes the situation of China’s elevator industry. And apply technology of programmable logic controller to control system for five floor elevator. This technology not only improves the elevator reliability, maintainability, and flexibility while greatly extending the life of the elevator,...

A life prediction model for HCF-LCF interaction loading which comprehensively considers the ratio of the HCF load to the LCF load and the ratio of stress amplitude in this work. The prediction model based on the Miner model, but correct its error by considers that the loads lower than the fatigue limit...

Innovation and entrepreneurship is the basis for the exhibition industry, it is to enhance and develop the fundamental Chinese exhibition industry. How to really improve the quality of education exhibition, cultivate high-quality creative talents has become a hot topic in the exhibition industry. From...

According to the problems of high-cost ultrasonic distance measure and liquid, solid surface is not easy to measure for the current measurement applications, a low-cost ultrasonic distance measure design scheme based on SCM was given. According to the characteristics of ultrasonic propagation in air,...

There is a great significance to analyze carbon footprint of iron-making process and to reduce its environmental impact since iron-making enterprises generate massive greenhouse gas. In this paper, the environmental impact type referred to Global Warming Potential was applied to analyze the carbon footprint...

As the tourism industry core elements of the tourist attractions, at this stage is the development of Chinese tourism industry in the weak link. For a long time, due to the complexity of the tourist attraction system, the administrative pattern of many administrative departments, coupled with the widespread...

This paper analysis the core problem of cloud computing: data secure problem, using the newly development of cryprology: fully homomorphism encrytion(FHE) to protect cloud computing data. Put forward data secure scheme based on the character that FHE can operate encrypted data. This scheme not only protect...

Due to the physical space and information space have the complex coupling, building the information association of dynamic service become the key issue of the future Internet developing. The existing Internet theory and method is difficult to meet the challenges. This paper explained the architecture...

This article elaborate on the issue of the ability of the Mexican national oil company - Pemex - undergoing a crisis to continue competing in the rapidly changing global hydrocarbons market. To do that, the article describes three spheres of significant changes: pricing, development and introduction...

In recent years, self-driving travel has become the first choice for many people to travel. The free and casual leisure mode of self-driving travel has formed a huge impact on the current travel agency operation. This paper is mainly about the research to understand the problems in the supply system...

This study uses two essential factors, book-to-market (B/M) ratio, and cash flow to price (C/P) ratio, to generate decile portfolios. Additionally, decile portfolios sorted by two factors from high to low are formed for five years with annual returns. By comparing the five-year average returns of each...

Quantitative finance has been becoming a mainstream investment method gradually with the development of quantitative trading, but there are still some issues in interdisciplinary fusion and combination of practical exercises and theory in the course construction of Quantitative Investment in colleges....

The development of social networks and digital platforms has stimulated the public’s desire for participation and expression, making emotional labour play an increasingly important role in China’s media industry. This paper takes junior bloggers on Xiaohongshu platform as the research object, and through...

“Today the press has really become a national estate; more powerful than any other estate, even more so than the aristocracy.” —Henry Reeve in <Edinburg Review>[1] This paper examines the impact of media and international opinion warfare on geopolitical crises, with a particular focus on the role...

This research departs from the phenomenon of the Langen Tayub performance, which is a form of gratitude for the results of plants and maintaining a balanced relationship with nature and God, the Creator of the Universe. This research is interesting to study since it examines the values contained in Langen...

The annual contract decomposition and monthly contract rolling plan is one of the core businesses in the power grid dispatching department. The scientific and reasonable rolling decomposition of contract is not only an important guarantee for the economic operation of the power system, but also provides...

Aiming at the problem of imperfect management evaluation system in current college education, which lacks of scientific and systematic, big data technology is uitilized to design a college education management evaluation system based on the combination of MFA and BP neural network. The college education...

At present, China's vocational education theory and practice remains disengaged, teaching content does not match with the actual working conditions and other issues. With the research and application of work-process-oriented project teaching mode cluster deepening class situation of vocational education...

Solving the high order equation to get the complex roots is of great importance for analysis and synthesis of the engineering projects. A few methods, such as the Optimal Trinomial Factor method and the Splitting Trinomial Factor method, can be used to solve these equations. However, these methods may...

The regulation of earth resistivity and elastic wave velocity with the change of compaction degree under different moisture contents is studied by experiment. In addition, regression analysis is conducted on the relationship between compaction degree and soil resistivity and elastic wave velocity. Based...

The rapid development of market economy has brought huge economic wealth to current society, also brought pragmatism and utilitarianism, which have seriously eroded the development of higher education. Reflections on the functions and purposes of higher education greatly benefit to the development of...

Based on the method of evolutionary game theory, this paper constructs evolutionary game model and analyzes the strategy behavior of bounded rational haze sources. Discussing steady strategy of each haze source when evolutionary game reach stability under different conditions, and proposing some suggestions...

With the development of mobile internet, behavioral style of everyone and all walks of life in the world is constantly changing, especially the development of smart phone. Xiaomi phone creates one after another marketing miracle through social media. This article studies the marketing strategy of Xiaomi...

Parameters optimization research of bow-shape seat structure is done through SolidWorks and ANSYS Workbench build collaborative simulation platform, which is an important part of segmented tire mould. The optimal values of bow-shape seat belt, outer surface length and inner diameter of bottom surface...

With the development of modern society, it asks higher demand on talents and has tried timeless efforts to improve talent quality. Facing the broader needs of society, China implemented quality education reform in order to foster appropriate talents who can be adapted to society. Besides, the education...

This paper presents the cause analysis, treatment plans and treatment results of a settlement deformation accident at tunnel portal area of left line T1 tunnel in Algeria North-South Expressway. The engineering practice demonstrated the feasibility, timeliness, and safety of the treatment plans. The...

Class imbalance is a common issue in medical diagnosis. Although standard radial basis function neural network (RBF-NN) has achieved remarkably high performance on balanced data, its ability to classify imbalanced data is still limited. So far as we know, cost-sensitive learning is an advanced imbalanced...

Compared with the text advertising, in modern society, visual culture has become the mainstream form of advertising aesthetic. In recent years, with the rapid development of the digital entertainment industry, game characters and virtual idols gradually become important symbols for the communication...

As the shift of economy towards knowledge and innovation, intellectual capital has become no less important than nowadays because it becomes one of key elements in creating value and sustainable business in facing global market challenges. This research focuses on investigating the interconnections between...

The novel coronavirus 2019(COVID-19) sweeping the world threatens people’s physical and mental well-being, and the elderly tend to have more serious negative emotions due to their poor resistance level and they are more likely to believe rumors, which leads to a decline in their mental health. In this...

In this study, gay men who utilise social dating apps are examined for the effects of cybercrime victimisation on their mental health. Recorded interviews and guided in their natural state open discussion was used to gather qualitative data, and themes and patterns in the interviews were found through...

According to the urban planning and construction, open community becomes more and more popular in recent years. However, the study of the impact of people on the travel after the opening of the community is not deep. Moreover, the impact of each factor on the degree of travel is not the same. Therefore,...

The engine friction loss and vehicle fuel economy aiming at several kinds of energy-conserving engine oils with different quality standard, viscosity grade, friction modifier, and viscosity index improver were tested in this paper. Experimental results showed that the engine friction loss was reduced...

This paper analyzes the concept of perceived value, and designs a scale of perceived value for brand digital cameras. Researchers used scale to measure importance degree of the four aspects of the perceived value of digital cameras with a certain brand, that is functional value, emotional value, economic...

It is the most important way to improve recommendation precise by catching the interests of users. It is easy to find current interests of users; however, a good recommendation should provide potential interests to uses. In this work, the inner and outer factors are combined to analyze the changes of...