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A numerical code was developed to investigate the characteristics of drag and heat reduction by the lateral jet in supersonic flows, the Reynolds-average Navier-Stokes (RANS) equations was solved by using high resolution upwind scheme AUSMPW+, three order MUSCL reconstruction method and k- SST turbulence...

With the deepening of the reform era of new media, in a significant widening of comparative education research team to enhance the research subject, but gradually due to cultural homogenization and similar enhancements, resulting in education comparability between various countries also present gradually...

Based on the connotation of nature reserve management effectiveness evaluation, the evaluation index of the Management Effectiveness Tracking Tool (METT) released by WWF was improved, and 11 national and provincial nature reserves in the Yellow River Basin in Henan Province were tracked and evaluated....

The early stage of project investment is the most optimal period for preventing project budget overruns, but the basis for evaluating the pre-project investment decision and risk management implementation strategy is unclear. This paper fills the research gap of quantitative analysis of cost risks, and...

College physics experiment is important in cultivating students with comprehensive competence, innovation ability and practical abilities. Based on the problems existing in the current university physics experiment, this paper analyzes the characteristics of the microlecture and puts forward the teaching...

As a basic course for mechanical majors, mechanical drawing is the basis of the follow-up related courses which has a very important position. However, the traditional teaching mode is still mainly in the teaching of mechanical drawing, and there are many shortcomings in the traditional teaching mode...

Wireless sensor networks (WSNs) have been widely used in many fields. However, it is difficult to detect WSNs performance status directly. Therefore, a reasonable network performance evaluation system can help to detect and maintain the WSN, so as to ensure the normal operation of the wireless sensor...

The ecological design projects of different levels were carried out at the demonstration area. From 2013 to 2015, the dynamic monitoring of the demonstration zone water quality was carried out: the background information of wetland was investigated in 2013; two wetlands with serious pollution were selected...

the Covid-19 pandemic insists face-to-face learning on campus be switched to online or e-learning. However, radical changes are challenging for both educators and students. Besides, conventional learning and teaching used for decades are more preferable. In addition, the selections of the media used...

Implementing learning management system and multimedia platforms has been common practice in this era of online-learning. This study investigates the integration of Virtual Class Unila, an online learning management system, and some multimedia platforms such as YouTube, Quizziz, HTML5, and Google Meet...

The occurrence of a learning shift cannot be separated from the current circumstances. The spread of the Covid-19 outbreak has had a major impact on various fields, including education. Distance learning is needed to support the education system, particularly in Arabic learning. Appropriate concepts...

Authors summarized fermented sausages the origin, development, species and the role of microorganisms. At the same time, we discussed the fermrntation starterculture and its prospect.

In order to verify the correctness and validity of the complex networks function evaluation algorithm based on node efficiency, we did a simulation experiment, simply use the topology robustness to assess the robustness of the real network is not enough, but also need to consider node load. By increasing...

Online music spread belongs to a new form of musical communication, it refers to the use of computer network information system, to achieve further spread of music. Online music spread to spread music opened up a new channel to make way for the expansion of music spread so that more people enjoy music...

Qianmen Street is an important section of the central axis of Beijing, and also a place where commercial building types converged during the economic boom period in China’s history. It has undergone multi-stage protection and utilization measures in the context of historical street protection and renewal....

Confucius is a great thinker, politician, educator, and founder of Confucianism. His educational thought and educational practice have positive and far-reaching impact on the education of his time and later generations, which also provide a treasure house for English teaching and learning. This paper...

This research is classified as descriptive qualitative research. This research aims to assess the need for the use of artificial intelligence as a means of assisting the creation of learning videos in high school physics subjects. This study used a qualitative descriptive approach. Survey questionnaire...

Authores reviewed GABA's physiological functions, preparation methods and the development prospects. Earlier researchers produced GABA by chemical synthesis method. However, it pollutes the enviroment,the reaction is intense, and can't add to the food. Researchers now use microbial fermentation method,...

Under the background of the demand of blended learning, under the guidance of OBE education concept, the blended learning strategy of biomedical electronics based on results was explored. Biomedical electronics curriculum design emphasizes students’ exploring “the model of build”, mainly through autonomous...

[Objective/Significance] Based on the literature analysis of artificial intelligence application research, this paper discusses the integration of artificial intelligence and education, so as to promote the development of artificial intelligence application in education. [Method/Process] Based on the...

The anisotropism, superhydrophobicity, adhesion, and chemical composition of the insect (Lepidoptera) wing surfaces are investigated by a scanning electron microscope (SEM), a contact angle (CA) meter and a Fourier transform infrared spectrometer (FT-IR). The wetting mechanism of the wing is discussed...

The stock price of GameStop started to fluctuate drastically over the last nine months. What happened to GameStop? What were the causes that made the GameStop price change? This paper analyzed the main reason for the sixteen times stock prices since the beginning of the year for GME.

The number of learning English is increasing at an unprecedented speed. The Internet technology with rapid development is applied to learn English, which can help people master the knowledge quickly after leaving the classroom. The system uses B/S architecture, and the structure can greatly reduce the...

The main plot, setting of scenes, layout of articles and relationship of characters in the novel “Loading Taiwan” all show a form of repetition, echo and symmetry, forming an open ring structure. The life track of the main characters in the novel is almost a ring, and they return to the origin of life...

The root of the problems in "Inquiry -style" Chinese classroom mainly is the lack of teachers' leading position. To solve the problem, teachers should change teaching concept, define proper roles, and improve teaching ability. Inquiry-style class should fully demonstrate the leading position of teachers....

estimation is given.

Ni-Mn-Zn ferrite films were deposited on Si substrate with CeO2/YSZ(YSZ:yttria-stabilized ZrO2) buffer layer by pulsed laser deposition(PLD). The effect of CeO2/YSZ buffer layer on the Ni-Mn-Zn ferrite film was studied by XRD, SEM and VSM. The results revealed that the CeO2/YSZ buffer layer can improve...

The strategic transformation of geological exploration enterprises is crucial for their participation in ecological civilization construction. In the process of strategic transformation, these enterprises effectively manage resources, avoid excessive development, and achieve sustainable utilization of...

According to the requirements of scien-tific development, we should adhere to the student-oriented principle, integrate management with training of higher vocational students and establish the student-oriented educational idea through renewing managing thoughts when we conduct the people-oriented management...

In order to improve intelligent heuristic performance, information support, computational capabilities, control mechanism, and interface self-adaptability of specialized product design systems, mechanical product design system based on knowledge fusion and intelligent navigation is studied systematically....

Nowadays with the increases of the density of large scale integrated circuits, researches of Design for Test (DFT) become more and more important. JTAG (JTAG: Joint Test Action Group, also called Boundary Scan) has been widely used in test area, which improves the testability and reliability of mixed-signal...

To address the problems of lack of personalized guidance, subjective action evaluation, and delayed feedback in traditional table tennis teaching in universities, this paper proposes and implements a personalized training intervention system integrating computer vision, deep learning, and learning analytics...

The hydrophobicity, chemical composition and microstructure of locust wing are investigated by a video-based contact angle (CA) meter, a Fourier transform infrared spectrometer (FT-IR) and a scanning electron microscope (SEM). A micro-morphological model for hydrophobicity of wing surface is established...

The pile-soil stress ratio refers to the ratio between the stress of the pile top and the average stress of the soil among piles. It is an important parameter reflecting the operation status of the composite foundation, as well as a significant index to calculate the bearing capacity and the settlement...

Objective: To develop a novel scaffold for nerve regeneration and explore its biocompatibility through culturing Schwann cells (SCs) on it an in vivo implantation. Methods: A novel scaffold of PDLLA with arginine–glycine–aspartic acid (RGD) peptide (PRGD/PDLLA) was synthesized.The proliferation of Schwann...

The goal of this study is to gather empirical evidence that tax knowledge, MSME income levels, and tax rates can influence MSME taxpayer compliance in Rembang District during the Covid-19 pandemic. This is a quantitative study that employs primary data in the form of a questionnaire. The questions were...

Mt. Sanqingshan Geopark in Jiangxi is famous for its granite peak-forest landforms in the world. Low temperature thermal-chronology is used to analyze the uplifting and denudation process of Mt. Sanqingshan in the paper. The fission track ages can be divided into three groups, which can be related to...

This precise vertical machining center is a new type of product structure. In order to improve the performance of the machine tool, two kinds of bed structural design schemes are proposed. The bed structure of the first scheme is tilted, and the second scheme has a flat bed structure. The two kinds of...

The cross-section passenger flow of urban rail transit has a large difference in space during the peak times and the operation mode of full and part routes should be adopted. By analyzing the passenger flow in the peak times, aiming at the minimum cost of the enterprise and the passenger waiting time,...

The physical condition is one of the few components necessary to achieve maximum performance in sports. It needs to be improved from early ages and evaluated over the years. Usually, with the aim to improve performance, physical condition tests are used to determine the initial conditions. A general...

Water resources carrying capacity is an important indicator for evaluating the sustainable use of regional water resource. It is very important to evaluate regional water resources carrying capacity from systemic perspective which was a benefit for scientific management of water resources and protection...

Digital literacy skills are an effort that students in this sophisticated era need to filter information accurately as an educational medium. It is because digital literacy uses appropriate applications through Augmented Reality (AR) technology. The primary purpose of this study is to analyze the application...

The method of multi-objective optimization is used to research optimal allocation model of water resources in urban area of Tai'an City. The supply and demand situation of water resources is analyzed. The optimal allocation scheme is given, which includes basic and recommended scheme of the planning...

With the development of CAD/CAM technology, the key to CAD/CAM integration consists in constructing a common product model. In the paper, shaft parts are taken as research objects. Interactive feature-based modeling method is adopted to avoid complex algorithms for feature recognition. The functional...

The goal of this study was to develop a flipped learning student engagement scale for college students. There were 450 college students who took part. A comprehensive review of the literature and interviews were done in order to design the scale’s items. With a total of 21 items, four components were...

The problem of cadmium pollution in the soil of non-ferrous smelting sites needs to be solved urgently. This study investigated the remediation of cadmium pollution in non-ferrous smelting sites using sulphate-reducing bacteria (SRB). The results showed that the leachate concentration of soil cadmium...

Dynamic facility layout problem (DFLP) is to arrange departments within a planar for multiple periods where the material flows between departments may change due to the varying of market demands, with the objective of minimizing the sum of total material handling cost and rearrangement cost. This paper...

As part of martial art, Pencak Silat has four categories of competition. However, the lack of participants in group demonstration has made many competitions in this category canceled. The reason for lack of participation as well as the focus of this study is the fact that not many participants remember...

Distribution feeders are sometimes damaged heavily by typhoon every year in the coastal region. A finite element model of a standard feeder is established by ABAQUS/CAE firstly. Then the deformation under different wind speeds after the wind loading is applied by equivalent inertial acceleration. The...

Objective To explore the application and effect of physical training in college students’ physical fitness improvement. Methods: The impact of physical fitness training and traditional physical education on the physical health of college students was analyzed by comparison. The experiment...