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Culture is the soul of a nation. The glorious history and culture of our country have a long history and profound heritage. Dragon boat culture is a team project in my country’s traditional sports culture, and it can better reflect the collective cultural identity of “united and concerted”. This article...

This paper presents the design of a new bi-directional DC-DC converter topology, which solves the problem that electric vehicle could not run consistently both in time and distance. This DC-DC converter topology has three ports, each of which can transmit electric power to another port independently,...

Numerous epidemiology studies indicated that exposure to fine particulate matter (PM2.5) could cause chronic human health effects. However, long-term trends in PM2.5-related health effects across countries remain unclear. Hence, we aimed to explore the differences in long trend variations for PM2.5 mass...

Based on the connotations and characteristics of the scientific and technological resources in colleges and universities, this paper proposes that there are a large number of problems in the colleges and universities in the Guangdong-Hong Kong-Macao Greater Bay Area, such as the lack of the government-industry-university-research...

UWB is a high data transfer rate , high-performance , low-cost , low-power short-range wireless communications technology data transmission but it is narrow in the use of non-sinusoidal pulse high-speed transmission of data , but also faced with many problems. Based on the characteristics of UWB communications...

According to the development of personnel positioning system, with the use of data storage technology, multithreading technology, information buffer technology and TCP communication technology, this simulator can not only simulate multidevice reporting to multiuser, but also realize pressure test for...

The China National Arts Fund (CNAF) was founed in 2013 and aims to support arts development, promote personnel training in the sectors of art and literature, and adverstize the excellent art works to the public. Although nearly 10 years (including preparation stage) has passed and thousands of art works,...

In power system, voltage quality has always been an important indicator to evaluate the reliability and stability of power supply. In engineering, to solve the problem of voltage drop at the end of power line, power capacitors are often used to maintain voltage stability. Taking a reactive compensation...

Heroin addiction and depression have recently become more serious, seriously affecting people’ s lives. The relationship between them has been well discovered, but the role gender plays in this relationship remains unclear. Therefore, the purpose of this paper is to discuss the relationships between...

In this work, the goal is to select the appropriate amount of given set of foods that will satisfy a set of cattle daily nutritional requirement at minimum cost. Despite the consideration of finantial gain and cost, the concern about environmental protection is recognized in this paper. The opitimum...

Nowadays, studying abroad in China has become very popular. With an enormous amount of Chinese students studying in the United States, the stereotype of Chinese Americans has also come into our view. At the same time, ACG is becoming a national and even global trend as a new form of cultural carrier....

The number of impeller head is short in the original shot blasting machine, and the distance between the pretreatment of steel plate is too far to have enough rust removal ability. Based on these problems, researchers respectively added one impeller head both on the top and bottom of the machine, shortened...

The concept of digital sports is defined by using the literature method and the field investigation method. The present situation of the digital sports campus construction is as follows: 1. The digitalization of the physical and mental fitness of the teachers and students in the university; 2. The digitalization...

This paper is based on incentive theory to analyze which factors will influence director compensation. We search data from 2017-2020 American internet firms, through correlation analysis we find a weak relationship between director compensation and these factors. Then we find director compensation is...

The teaching process is one of the important factors in the classroom teaching reform and teaching evaluation activities, and its related research is important for improving teaching practice. In this paper, the teaching process as a starting point, on the basis of Flanders scale we improve the scale...

At present, the world is suffering from COVID-19, and many countries do not have the conditions to develop a vaccine. Countries that are without the COVID-19 vaccine are still at risk of a worsening epidemic and potential sequelae, people are dying because of inadequate medical resources and medical...

In the past 40 years, China's moral education and China's development path have made exploration in many important ways, such as from political service to great virtue, from public norms to requirements of social morality, from individual cultivation to practice of personal virtue, which have gradually...

In recent years, the Chinese iron and steel enterprise energy resources conservation technology progress and key generic technology development and application, including CDQ technology, coal moisture control technology, sintering waste heat recovery and utilization, blast furnace top gas residual pressure...

Oxygen enriched combustion technology is an important branch of greenhouse gas emission reduction technology, which has been developed rapidly in recent years. This paper briefly introduces the method of oxygen enriched combustion and the energy saving characteristics and the influence of the environment...

The passive direction finding cross localization has got great achievement and has been widely used in military and civilian fields. Currently, the researches on passive localization have focused on AOA, TDOA and FDOA. In our system, the passive direction finding cross localization is more effective...

The magnetic control adjustable characteristics of one-dimensional Thue-Morse quasiperiodic structure with nanoparticle magnetic fluid defect local modes are studied by using the transfer matrix method. First, the physical model of one-dimensional Thue-Morse quasiperiodic structure with nanoparticle...

After the breakout of COVID-19, many entity industries have to shut down. The rapid decline of money transaction caused by the shutdown of the entity industries has shocked the financial service industry while the increase in digital transactions also offers them opportunities. Facing both challenges...

This paper based on the 220kV ACCC wire part of Liao Yuan line composite insulator for insulating properties, mechanical properties and material performance testing, a comprehensive assessment of the effect of high temperature on the properties, define physical stability and reliability, composite insulator...

In this paper,a fast and efficient video stabilization method based on speeded-up robust features (SURF) is presented .We adopted speeded-up robust features as feature descriptor,which are extracted and tracked in each frame .After that, we further refined the matching features through RANSAC, estimating...

This study examines the significance, theoretical underpinnings, and associated doctrines of China's domestic labor compensation system. It also studies the domestic labor compensation systems of important foreign nations and draws inspiration from them to enhance China's system. Then, we examine...

Knowledge mining based on ship instances information has an important support role for ship design. In order to obtain easy to use knowledge from ship design instances composed of natural language text, this paper proposes an empirical case knowledge mining method for ship design domain. The method uses...

The article focuses on the self-drying curing characteristics of energy-saving and environmental friendly water-based self-drying / fast-drying foundry coating. Through check experiment, the differences of strength, humidity resistance and influence on the strength of resin sand when respectively using...

Enterprise cost accounting is mainly horizontal distribution and vertical distribution, in which the vertical distribution is mainly used by the equivalent units weighted distribution method and the equivalent units first-in-first-out method, this paper through the comparative analysis of two vertical...

This article studies the default risk and interest rate risk of bonds in terms of evaluation methods and influencing factors based on 15 literature articles. The paper showed that the main evaluation models for the default risk include the KMV model, Logistic model and ZETA model, while those for interest...

A CMOS wideband low noise amplifier (LNA) based on distributed LC network is presented in this paper. Employing the distributed LC network, the bandwidth of the low noise amplifier is greatly increased without sacrificing the gain of the amplifier. The amplifier is designed in 65nm CMOS process. Simulated...

We investigate the impact of board gender diversity on corporate financial investment. The results show that the board gender diversity in China is negatively correlated with corporate financial investment. This association is robust to a series of robustness checks, including fixed firm-effect models...

Spiral milling is an efficient milling strategy due to reducing non-cutting tool paths. After investigating the characteristics of roughing, semi-finishing and finishing, a new machining process named extended finishing is proposed. The extended finishing has powerful flexibility to realize various machining...

After making experiment during last two years, the criminal expeditious adjudication procedure was introduced into the Criminal Procedure Law in the form of amendments in 2018. From the connotation of leniency in substance and simplicity in procedure, it can be concluded that the criminal expeditious...

As people more and more high to the requirement of construction quality, problems of construction engineering quality get more and more attention. Influencing factors on the quality of the construction project is varied, and omnipresent. Corrosion is the most important influencing factors of concrete...

In the traditional agricultural society, the temple is the religion-centric of the village settlement. In the villages of Yuxian fortresses, all have their own unique ancestral temple buildings which not only provide the place for residents praying, but also are local social place for defence, culture...

Modernization of higher education is a process involving the political, economic and cultural aspects and affecting the whole society. This paper aims to build an ideal model of modern higher education with the features of political empowerments, economic drivers, and cultural construction. For this...

This paper builds a model of a supply chain with substitute product, which consists of a reliable supplier, an unreliable supplier and a retailer. Then I research retailers` ordering decision when the supply and demand is uncertain at the same time. The results show that in a supply chain with substitute...

Spraying microcapsules with polymeric shell onto a solid wall may be a way to fabricate multilayer films. Better understanding of the deformation and breakup of the microcapsule under spraying is of great importance for developing this technique. A two-phase finite element model was developed using the...

This paper presents an approach to a novel and efficient diagnostic system for PLC controlled manufacturing systems. A general structure of the diagnostic system is implemented, which is the extension of an existing diagnostic system we have developed in recent years. We artificially get the diagnostic...

The effect of quenching condition such as air cooled (AC) and water quenched (WQ) treatment on the corrosion behavior of 6063 Al alloy was investigated by optical microscope, field emission scanning electron microscope and electrochemical work station. The experimental results showed that the corrosion...

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,...

In the network design, the choice of the network topology plays a decisive role for the realization of the function of computer network efficiency. The labeling problem of the computer network topology directly affects the network design and communication costs, etc. Generalized ring network topology...

In recent years, the measurement and controlment of the tiny gas flow have been gained widely attention in some emerging areas, such as biological, medical, aerospace and so on. In order to study the characteristics of the tiny gas flow meter, the tiny gas flow calibrator based on the principle of the...

The finite element model of rotor-bearing system in large tube compressor based on the beam element which can be used to analyze gyroscope effect is established and the bearing parameters changed with rotation speed are considered. The first and second critical speed of rotor-bearing system can be found...

As VR (virtual reality) technology gets better and better, VR reality course teaching realizes the transformation of teaching scenes, cultivates students’ interests, and effectively improves the teaching effect. Under the background of the extensive promotion of VR, virtual reality technology has been...

In large-scale urban adaptation and real estate development process, some protective cultural relic buildings and modern excellent architecture face the reality of being demolished, that will produce a large number of construction rubbish, pollute the environment , at the same time, cause a large number...

Influence of grid on peak of Heat Release Rate (pkHRR) test of cone calorimeter was researched, in which cotton, flame-retard cotton, PET, and flame-retard PET fabric were used. Results show that coefficients of variation (C.V) of pkHRR values of cotton and flame-retard cotton were reduced from 8.5%...

In the study environment dominated by female students, male nursing students in higher vocational colleges will develop inappropriate behavior of using mobile phones. Excessive use of mobile phones will lead to the decline of academic performance and physical quality of male nursing students, and will...

With high-grad scandium and anatase ore deposit of Qinglong Shazi and three typical laterite gold deposit of Laowanchang, Baozidong and Shaguochang in western Guizhou as research objects, this paper makes a comparative analysis on character of mineral geology. There are both similarities also differences...

In view of the operation safety problem in arm of tower crane, a novel safe belts hanging protection device which has the characteristics of easily removed and high safety is proposed. Based on mechanical theory, constrains of rope diameter, fixed plate thickness, orifice cross section, the bolt size...