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CAPM is a fundamental asset pricing model that has complex viewpoints from scholars. The validity of CAPM is essential for the market participants, as many of their decisions will be based on the securities’ estimated returns. This paper aims to give a more comprehensive discussion of CAPM and test its...

This Paper stars from the basic working principle of PLL, obtains the mathematical model of PLL based on the traditional PLL structure, and analyzes the phase-locked loop tracking performance, acquisition performance, stability and noise performance, and other performances of PLL. This paper describes...

Classroom or second class has been there since ancient times, and there are many classes in all stages of education. Therefore, the distinction from educational value of the different classes in university is particularly important. In colleges of our country, it is common sense that classroom teaching...

The article reveals the role and the structure of the regional brand in the category “processed products of oilseed crops” as a source of the region’s sustainable competitive advantages formation and one of the state projects and programs priorities. The analysis of the Krasnoyarsk territory enterprises...

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...

This paper systematically reviews the research progress of the closed cooling tower at home and abroad. The abroad research of the closed cooling tower has been carried for a long time, so it is relatively mature. Although the domestic research has carried out relatively late, it also made a lot of achievements...

For the modern intelligent manufacturing enterprises, the information security has a direct impact on the normal operation and long-term development of the enterprise. This is the problem which the enterprise should pay attention to it. How to construct information security and protect the core information...

In teaching activities, in addition to suitable teaching strategies, the use of teaching methods also has a significant impact on students’ learning. The effective use of modern teaching methods can play a multiplier effect on teachers’ teaching. Therefore in the teaching process, teachers should be...

In order to keep the balance between construction industry development and environment protection, achieve the sustainable development between economy and the environment. As a part of sustainable development policy, this study aims to replace fly ash with volcanic powder for making concrete. By making...

Due to the dual identity of “refugee” and “sexual minority”, the marginalized situation of bisexual asylum seekers is a superposition of all disadvantaged identities. They present a special and cumulative practical situation derived from both the identity of “sexual minority” and “plurisexuality”, facing...

The policy network is not a kind of research paradigm of public policy or a model of governance between government and market, it should be a mode of policy under the background of network governance. This kind of policy paradigm embodies the cooperation of making public policy, including the cooperation...

An adaptive backstepping neural network position controller design is presented for the electro-hydraulic servo system with mismatched uncertainties. By applying backstepping design strategy and online approaching uncertainties with RBF neural networks, a nonlinear controller for a hydraulic servo-system...

We propose a method of RSS-base localization in WSN (Wireless Sensor Network), called Hybrid HMM, to improve the stability of node localization based on RSS (Received Signal Strength). This model utilizes HMM (Hidden Markov Model) to take into account the time factor when receiving the RSS sequence,...

General Secretary Xi Jinping mentioned the green development concept in the important speech delivered at the 18th session of the fifth plenary session of the CPC Congress, and he also mentioned the labor concept on many occasions. Then, how do people work? A clear answer is given in Marxism: people...

This paper introduced the improvement of the original control system of process control laboratory. The development of the liquid level, temperature and flow time-sharing control experiment platform adopting Profibus-DP fieldbus technology of Siemens. The newly designed control system using S7-300PLC...

Sustainable buildings have been commonly considered as more expensive than traditional design building. Public has concerned about actual economic return of energy efficient building. This study tries to analyze economical return of sustainable residential building in Melbourne and what is rational decision...

There were some problems in traditional mining algorithm of association rules: a lot of candidate itemsets and communication traffic. Aiming at these problems, this paper proposed a fast mining algorithm of association rules based on cloud computing, namely, FMAAR algorithm. Firstly, the frequent items...

Parenting styles usually divided into authoritative, authoritarian, and permissive parenting impact children’s development. Previous studies showed a correlation between parenting styles and children’s theory-of-mind understanding as a key social cognitive ability. What is more, parenting styles reveal...

In 2020, the global spread of COVID-19 has brought a huge impact to the international financial market and destroyed many industries. This paper applies Fama-French five-factor model to analyze the effect of COVID-19 on the clothing industry. Based on the data from Kenneth R. French’s database, this...

Culture is a nation’s lifeblood and people’s spiritual home. The development of culture needs to scientifically establish a dynamic mechanism. The dynamic mechanism of cultural development mainly contains the goal orientation, heritage and development, innovation-driven, as well as ensuring system etc....

In order to overcome moisture absorption of straw based composite with poly(vinyl alcohol) as adhesive material, poly(vinyl acetate) (PVAC) was introduced into the preparation of composite based on rice straw slice (RSS). The effects of PVAC content, hot-pressing temperature and hot-pressing time on...

The implication brought about by COVID-19 in the first quarter of 2020 impacted the sharing economy in the United States. The research study explored the sharing economy in the US during the pandemic; the data studies were from January 2020 to June 2021. The purpose of the article is to understanding...

The ES-U3160 reinforced fabrics with toughening function were prepared by carrying the Ex-situ elasticizer polyethersulphone homogeneously on reinforced fabrics according to Ex-situ toughening technology. ES-U3160/5284 CF reinforced epoxy resin matrix composites were prepared by RTM process taking ES-U3160...

This paper developed a taxi operation status monitoring system consists of the passenger seat sensing device, taxi passenger operation state display lamp, taximeter, on-board wireless signal transmission communication terminal, monitoring center computer management system. By comparison and logical analysis...

Working memory is universal and crucial in daily human life as a cognitive ability involved in organizing, executing, and inhibiting behaviour. Whether an individual can perform well in social functions depends on its development. Schizophrenia, as a neurological disorder, is associated with working...

Hot stamping is a reliable way for the production of high performance auto parts with light weight. Hot stamping process requires pre-blanking steel sheet to be transported and processed at elevated temperature, and the performance of hot stamping products is closely related to temperature. This paper...

This paper mainly introduces the types and features of abandoned medicine reverse logistics in China, as well as the causes of abandoned medicine reverse logistics. The paper also analyzed the problems existing in the abandoned medicine reverse logistics development in our country and analyzed to find...

In this paper, a new precoding scheme is proposed based on the combination of Block Diagonalization (BD) and SLNR (Signal Leakage Noise Ratio) maximization. Then a new user selection algorithm is proposed based on the joint precoding scheme. BD precoding will cause performance loss in the single antenna...

It was Prahalad and Hamer who first put forward the concept of core competence and defined it. Since then, a research upsurge on core competitiveness can rise. Different researchers have studied it from different perspectives, such as technology view, knowledge view, resource view, organization view...

After entering the new era of development stage, China's social economy and science and technology level have been greatly improved, but even so, compared with the western developed countries, China's science and technology still need to continue to in-depth research and development, so our...

Ecological agriculture is generated from the perspective of green development theory and in the circumstance that China is facing the destruction of the environment. It requires coordinated development with the environment to meet the requirements of green development theory, and it also promotes the...

Achieve the equalization of public services must rely on fiscal transfer payment. China’s transfer payment system has some defects such as the size of general transfer payments is too small, Transfer payment system has significant revenue sharing features and has significant inverse equalization effect....

A new ZVS(zero voltage switching) Push-Pull converter is proposed and compared with other two high efficiency DC/DC topologies. All of them are suitable for the two stage cascaded converter. In order to simplify the circuit and reduce the size, they work in the open loop control mode. Meanwhile, for...

As English has become the international language across the globe, Chinese higher education institutions has begun to pay more attention to English education. As a new teaching model, Problem-based Learning (PBL) has been widely researched and applied in Western countries, and numerous studies have shown...

The intelligent distribution network is a kind of complex system, which is affected by many factors. The establishment of evaluation indexes and method of transformer area is the basis for further scientific planning, construction and management of distribution network. Based on the advantages of neural...

Research encompasses up to date references and expertise on the world market of new NPP construction. An insufficient level of comprehensive scientific analysis of organizational aspects was noted considering the project life cycle of nuclear power plants (NPP) as economic systems and customer needs...

The rapid growth of housing prices prevents the Chinese government from introducing policies related to real estate. This paper takes Shanghai’s second-hand real estate market as the research object, takes GDP and income as the main indicators, analyzes and establishes an econometric multiple linear...

This study aims to: (1) identify the application of poetry teaching materials in Junior High Schools (SMP) with android technology-based learning through the use of mentimeter educational media, (2) describe the response of learners in the application of text-based poetry learning based on mentimeter...

This paper analyzes the legislation and policies on internationalized talents cultivation in the United States in the historical perspective with three tipping points of the Second World War, the Cold War and the September 11 Attacks. Special attention to cultivate internationalized talents began around...

With the outbreak of covid-19, digital marketing has become a turning point for the phenomenon of luxury offline activities being blocked. Marketers and consumers are paying more attention on this emerging marketing approach from traditional mass. In order to understand how luxury goods continue to use...

Vibration and noise always occur simultaneously. Vibration is the source of noise. All noises are the transmission of the vibration energy of vibrating body on medium, whether solid or fluid. The noises may through many mediums to our ears and the noises may be very complicated, which are comprised by...

Large diameter longitudinal welded pipe is the main form of energy transport, and has a wide application in the transportation field of oil and gas. In this paper, crimping forming experiment for large diameter longitudinal welded pipe was introduced, and the relationships between forming stroke, crimping...

In this paper, a resource scheduling algorithm for Long Term Evolution (LTE) downlink is proposed. It provides Quality of Service (QoS) guarantee to Guaranteed Bit Rate (GBR) services and also suit to the Non Guaranteed Bit Rate (Non-GBR). Different services possess different QoS needs in LTE system,...

According to the changed of the application-oriented undergraduate education and development of economy and society demands, the higher education system is regarded as a manufacturing system of training talents by using agile manufacturing experience. According to this change of demand, there is a need...

Combined with the current requirements and development situation of ultra-supercritical units, analyze the impact of secondary reheat technology to ultra-supercritical units to improve efficiency and environmental benefits. Steam temperature control is a key to double reheat system, in addition to improving...

The vehicle routing problem, it is a many factor of the global optimization problem. In this paper, according to the characteristics of school bus problem, a Plant Growth Simulation Algorithm(PGSA) was put forward, and it was used to solve the vehicle routing problem, the algorithm was experimented and...

The separation and detection modules of the chromatographic system for the transformer gas-in-oil on-line monitoring is improved. The former single-column separation detection module is improved to double-column separation detection module, and compared with single-column detection module. The results...

Regarding the importance of wet saturated steam dryness measurement, at the same temperature and pressure the dielectric constant of water is much greater than that of steam. When the wet steam flows by the capacitive sensor, the sensor capacitance changes with the steam wetness. A new method that barrel...

Project-Based Learning (PBL) has been widely used in language academic research. This paper reviews previous research on implementing PBL in speaking lessons with various communicative tasks, including online and offline activities. The main aim is to explore the effectiveness of the PBL teaching approach...

Gastronomy culture, as one of the forms of the regional intangible culture, is widely-acknowledged in China. With the gastronomy culture in Sichuan as the object, this paper focus on the field investigation in the scenic spots and the food and specialty stores in the featured districts in Chengdu by...