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Meta-analysis is a statistical method of quantitative review and a statistical method of data. It synthesizes the existing findings, counts the data results of the research, selects certain criteria for comparison, and finally analyzes the trends to draw universal conclusions suitable for most groups....

Personalized intelligent tutoring system is an effective approach to achieve the personalized teaching. In this paper, it discusses the connotation and learning styles of personalized intelligent tutoring system. After research the knowledge model and the student model. Finally, it achieves a personalized...

The development and evolution of the industrial ecosystem, which is a valuable form of sustainable development strategy, became the concentration of government and scholar. However, with the continuous development of industrial ecosystem, many problems have been exposed, such as its structure, technology,...

With the rapid growth of economy and population in coastal areas, floating waste has gradually become a new environmental issue. So floating junk clean-up work is exigent to be solved. Floating garbage mainly consists of floating solid waste and leakage of oil. Aiming at floating rubbish disposal, we...

The rapid development of the Internet makes distributed computing has become a mainstream application, network openness, connectivity, shared characteristics, so that the risk of suffering from the growing network intrusions. How to ensure the network and information security has become very important...

The larger power transformers are greatly affected by the DC magnetic biasing phenomenon, which may cause the local overheating and threaten the safe operation of the power transformer. We aimed at studying the temperature distribution and temperature rise in the power transformer under DC magnetic biasing...

The nature where we are is a beautiful world filled with emotions and colors. The Song dynasty emperor Zhao Ji had once set a painting theme, which was “It doesn’t necessary to have much Charming spring scenery if there is a single red in the midst of thick foliage.” It seems a casual word which contains...

Since the establishment of the Growth Enterprise Market (GEM), the non-rationality of stock value appraisal system is prominent, while the swings in sentiment of investors in GEM significantly affect the transactions of assets and price determination. The result shows that there is no long-term correlation...

A pot experiment was carried out to study the effects of different concentrations of selenium on nutrient uptake of wild vegetable Nasturtium officinale. The total nitrogen (N), total phosphorus (P) and total potassium (K) contents in stems, leaves and shoots of N. officinale were determined. With the...

Internet technology has helped transform China’s tourism industry from traditional tourism to smart tourism. High-quality development of tourist attractions is the main content of China’s smart tourism construction. Based on the concept and connotation of high-quality development of scenic spots, this...

This study aims to examine the influence of social media influencers, risk perception, and return expectations on investment decisions in the capital market, with trust as a moderating variable. This study uses a quantitative approach with primary data obtained through purposive sampling technique, involving...

Sexual minorities are vulnerable groups. No matter in school or in society, some experiences will have a great impact on their physical and mental health. This paper made a connection between the mental health of sexual minorities and sexual minorities students in schools. Sexual minority students’ mental...

The purpose of this article is to identify and analyze several references on the keyword’s leadership and ethical leadership. Through Harzing’s Publish or Perish, a systematic review of the literature was undertaken for this study utilizing the Scopus database. Using the SPAR-4-SLR Protocol, the data...

In this study, the seedlings of kiwifruit were used as the research materials to investigate the effects of exogenous melatonin (MEL) on antioxidant activity in kiwifruit leaves in response to drought stress. The results showed that exogenous melatonin effectively decreased the MDA content of leaves...

Ni-TiN nanocoatings were successfully synthesized on the surface of 45 steel substrates by using ultrasonic-electrodeposition method. The plating parameters for preparing Ni-TiN nanocoatings were optimized by using an artificial neural network (ANN) basing on the orthogonal test. And the morphologies...

In this study, a brush calligraphy system was designed, in order to bring change to the monotonous writing trajectory demonstration on mobile devices and offer better user experience during writing. Handwriting position and velocity were captured by information acquisition module. Based on the captured...

Discrimination against the elderly is a widespread social phenomenon, which contains misunderstanding and misjudgment of the elderly group. Compared with racial discrimination, gender discrimination and other discrimination issues, discrimination against the elderly has its own characteristics, such...

Melatonin is a small molecular substance widely found in higher plants and can improve plant resistance to stress ability. To investigate the effects of melatonin on the response mechanism and drought resistance kiwifruit seedlings, one-year-old seedlings of kiwifruit and root irrigation method were...

Now, with the development of economy, people’s living standards and yearning for a better life to promote the development of various emerging cultures, these developments with the current trend of vigorous development as a hotbed of rapid development. Among them, trend culture is one of the most worshipped...

Economic development results in a rapid growth of solid wastes, which requires proper treatment. Therefore, there’s a great need for professionals special in municipal solid waste treatment, which makes the course of Industrial Waste Management necessary for undergraduate students majoring in Environmental...

To study the influence of local geometric feature on circular plate’s sinking performance in the soil, radial and circumferential grooves are added at the bottom of circular plate separately. Smoothed particle hydrodynamics and finite element method(SPH/FEM) are used to simulate the sinking process....

With the pace of development of science and technology continue to accelerate, the traditional technology foresight has been often limited by it's long cycle period and large expend. This paper presents a new model in a traditional method acting that --- Ant Colony Algorithm. Facing the basis problem,...

Teenagers’ physical and mental health has been influenced in varied degrees with diverse orientations as a result of the advertising industry’s tendency and development in recent decades to move its aim to adolescents. The psychological and physical impacts of advertising on teenagers are the subject...

With the speed of the development of science and technology speeds up unceasingly, the traditional technology forecasting often limited the price of large, long cycle. This paper proposes a new subject to carry out technology foresight and industrial path planning research---extenics. Extension through...

In accordance with the problems of phase selection method based on difference of phase-to-phase current, that is, phase selection mistake when double-phase ground fault occur and insufficient sensitivity of phase selection when the positive and negative sequence impedances of system are not equal, a...

Bullying cases in Indonesia are being discussed in the media. The impact of bullying is extremely high, both for the perpetrators and victims of bullying. The principal’s leadership is required to creating an anti-bullying school climate. The research was conducted to investigate the school principal’s...

Stock became a popular investment tool for individuals and companies, but it is full of uncertainty and risk, especially when people are facing IPOs. In order to provide more information for people as reference when making the investment decisions, this paper is going to analyse the different effects...

Security SLA in cloud service is of great importance for user confidence, but there is little research on it. In this paper, we analyze the important security requirements in IaaS cloud, bring up a native scalable monitoring framework for security SLA in IaaS cloud and raise monitoring methods for important...

Facing with plethora network security events, network security risk evaluation is an effective method to prevent and respond to these security problems. Ignoring possible changes maybe occurred, traditional network security risk evaluation only emphasizes the preventive management in advance. This article...

The separating principle of the cyclone separator has been analyzed by analyzing the tangential speed, the axial speed, and the pressure distribution of the flow field inside the cyclone separator. The dimensional parameters of the separator with larger effects on the separation efficiency of plastics...

The COVID-19 pandemic risks causing a decrease in individual physical activity. The research objective was to determine the patterns of physical activity of students while at home during the COVID-19 pandemic. The research method used is a quantitative method with a descriptive approach and uses a Likert...

SVG in distribution power grid has completely entered into the practical phase, as H-bridge of the core part of SVG, which is low test efficiency, poor reliability, high cost and requires repeated manual testing in the process of production. This thesis firstly analyzes the test environment of H-bridge...

In order to improve the whole effectiveness evaluation of the missile weapon system with stage character of flight course, put forwards the ADC system effectiveness evaluation method by stage, and improved the ADC model by using coefficient of operators' level of missile weapon system (K) and battlefield...

Technical support for the digital publishing industry is not only a model for the development of cultural industries and cultural integration of science and technology, they are also two sessions this year hot word "Internet +" in the traditional publishing industry and reflects the application. Digital...

Carboxyl-functionallized graphene oxide and polyaniline composites (FGO/PANI) were fabricated by in-situ polymerization method. The microstructure, morphology and electrochemical performance were characterized. Graphene oxide/polyaniline composites (GO/PANI) are short rod-like and agglomerate severely....

In China, energy-supplying industry has shown a trend of “charging as the mainstay, supplemented by battery swapping”. In this paper, we study and construct the Total Cost of Ownership (TCO) model including capital cost, power battery rental cost, electricity cost, time cost, and maintenance cost. Taking...

Infrastructure management is a crucial link in the core business chain of "planning, construction, and operation" for energy and power enterprises, serving as a bridge between the front-end development planning and the back-end production operation. It is responsible for the transformation...

Physical education plays a big role in human evolution. By studying the status and role of physical education on human evolution, we can cognize physical education from a new perspective of human origin, existence and development and enrich the knowledge hierarchy and theoretical framework of physical...

Worldwide attention and recognition has gradually focused on Outcome Based Education (OBE) philosophy which was pioneered by an American scholar in 1981. Two great changes from “discipline orientated” to “expected achievement orientated” and “teacher-centered” to “student-centered” teaching ideas has...

When the concept of sustainable development has become a global consensus, more and more companies have started to pay attention to the ESG concept, and female executives are attracting attention as an important indicator of G (Governance) in ESG. This research adopts the data of A-share listed companies...

It is well-known that writing an error-free floating-point program is very difficult. Thus, detecting unacceptable errors of a floating-point program is important. In this paper, we develop a system named SpaceAED. The main function of this system is to automatically detect unacceptable errors of a floating-point...

Effective methods of training innovative spirit and practical ability in junior high school mathematics teaching are as follows: creating independent learning situation, building pleasant teaching atmosphere, cultivating students' sense of success, constructing effective problem contexts, encouraging...

With the development of livestreaming technology and the livestreaming industry, network anchors are no longer limited to obtaining income through livestreaming interaction with fans and receiving virtual gifts, but develop into livestreaming with hosts. Affected by the COVID-19 epidemic, live streaming...

Audio-visual language is a core curriculum of digital media technology major. It is not a genuine language since it is composed of lights and sounds, namely audio-visual images instead of words or symbols. But the practice of this course is lack. The traditional theory way of teaching, has been far from...

The problem of higher education cost has attracted extensive attention from the government and academia. On the basis of fully considering reality restrain condition of shortage of funds and talents, we put forward an optimization model for university running efficiency under limited fund, where we taking...

Services through social media are in great demand because they are direct, convenient and effective besides that social media allows pharmacists to reach consumers quickly and more easily. Destination making WhatsApp Bot to make it easier for users and service providers to communicate, consult and obtain...

Present and future digital process control systems need to many requirements,for example,increase security and safety,reduce time to market, minimize training costs,support integrated methodology for implementation,and so on. Process control systems are required to fulfil these requirements in terms...

Spark is a memory-based distributed data processing framework. Lots of data is transmitted through the network in the shuffle process, which is the main bottleneck of the Spark. Because the partitions are unbalanced in different nodes , the Reduce task input are unbalanced. In order to solve this problem,...

The modeling of complex control system is usually based on the UML, thus the distributed control system is generally constructed by function block. This paper studies the modeling element: Function Block Adapter, which responsible for the connection of UML-RT capsule and IEC 61131 function block. By...

Against the backdrop of increasingly fierce technological competition, technology mergers and acquisitions (M&As) have become an important way for enterprises to quickly obtain innovative resources, but the integration process is accompanied by significant risks. Through literature review and case...