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Spraying disinfectant all over the body in the disinfection room is being used to prevent the spread of the SARS- CoV-2 as the cause of the Covid-19 disease. Due to chemical disinfectants have high toxicity to the body, a relatively safe natural disinfectant is needed. The purposes of this study were...

This study is research qualitative, to contribute to learning media development in SMK Negeri 1 Palembang. The multimedia is in the form of accounting comics with accounting cycle materials for class X. Comics are made in comic books and animated videos that can be accessed through web blogs. This research...

This study aims to see whether parents are able to develop children’s social development during covid Pandemic. The research method used is literature review, where data collection is sourced from journals or books that have been analyzed based on existing problems. The results of the research that researchers...

With different stress mindsets, people tend to take different measures when encountering stress. Due to the interference of traditional stereotypes, many individuals believe that overall pressure is still causing some negative effects on themselves. In the era of increasingly strong social pressure,...

The decision of Fukushima nuclear wastewater discharge involves many theoretical and practical issues, which attracts the strong attention of the international community and academic circles. Once nuclear wastewater is discharged, it will seriously infringe on global ecological and environment safety...

Based on finite difference time domain (FDTD) method, a monoaxial anisotropic perfectly matched layer was used as absorbing boundary condition, a gauss pulse signal with a bandwidth of 0-10GHz and a peak value of 1V was used as excite source, the impedance of microstrip was 50 , excitation signal source...

To study the biotherapy effect of Shenfuweikang herbs in treatment of gastric cancer, Kunming mice were grafted with a mouse gastric adenocarcinoma cell line MFC. Mice received different doses of Shefuweikang herbs after grafting. Tumor size was periodically measured and tumor weight was determined after...

The paper presents the steps of calculating the stress-strain state of coal pillars by finite element method. The estimated area included the following blocks: the rock of roof and soil, coal pillar, broken-down rock, and the area of complete roof displacement. All the blocks were taken linearly deformable...

Smart meters is important equipment in the electric information acquisition system, it is the terminal equipment on the user side to realize information collection, energy metering and other functions. However, because of maintenance workload greatly, artificial detection can't meet the need. In this...

In view of the interactive and systematic problems of accident caused by high technology, the method of risk identification in the perspective of system theory is studied. We analyze the Systems-Theoretic Accident Model and Process (STAMP) and the basic steps of Hazard Analysis Technology (STPA) based...

The safety of drinking water has a direct impact on human health. In this paper, indicators of organic matterin the water stayed overnight and the water flow in two of the most common kinds of pipe materials-galvanized steel and PPR are analyzed experimentally, which indicates that the concentrations...

When the quite different physical properties of coral sand from the land sand is found, many researcher have devoted themselves to investigating its mechanical properties. It is generally believed that there are many influence factors including content of carbonate, relative density, stress history,...

A new method on single-looking complex SAR images coregistration from interferometric coherence modeling is proposed to accurately seek homologous points. The set of Doppler, slant-range and ellipsoid equations are employed to compute the coarse matching position. The mathematical model of spatial coherence...

Investment in securities is in an uncertain environment, any gains obtained are accompanied by certain risks. The essence of portfolio optimization is the optimal allocation of the limited assets in securities with different risk and return characteristics. In this paper, the portfolio decision-making...

This article is based on the community rights theory which plays the dominant role in the contemporary academic debates about the nature of stock ownership, including the theory’s crucial points and ideas, its advantages as well as the disadvantages, then express the writer’s personal view about it.

Nowadays, the High-Tech develop rapidly, the industrial clusters have been the important carrier to the economic development in our country, as well as the integrated form of science and technology service has been the objective needs to Chinese characteristic industry clusters entering into the period...

Because of the strong abstract and theoretical characteristic of the course of mechanical engineering control basis, a research-based teaching idea is put forward to improve the quality of the teaching. After reviewing and summarizing the development of the idea, this paper analyzes its connotation from...

Solidworks can draw vivid 3D model, it can dynamically show the cut process and can get virtual assembly and assembly exploded view. It start from the perspective of the classroom, examples discussed the ability of solidworks to establish basic volume model, dynamic display the difficult issues in the...

Food supply chain involves in the production, consumption, processing, circulation and other links of primary agricultural. Any improper control of links will affect the final quality of products; even jeopardize the of consumers. So the treatment of food supply chain safety relied on the concerted efforts...

In this paper a distributed parameter model of the continuous casting billet induction heating process is established. It uses the finite difference method to solve the two-dimensional temperature field of the billet cross-section, predicts the variation of the billet temperature distribution during...

As the proportion of internet in China’s marketing market shares continuously extends and develops, e-commerce gradually covers various industries and becomes the supporting point of rapid development of enterprises. As e-commerce increasingly expands, small and medium enterprises (SMEs) also start to...

The information security of wireless sensor networks is a hot issue in research. This paper examines combining the scheme of the asymmetrical public key system and the threshold key scheme, and proposes a dynamic key management scheme through the second level key matrix of authentication mechanism from...

This paper explores the importance of instantiating abstract knowledge to students’ learning. It takes the course of Computer Organization as an example and presents some practice-tested methods and real cases of abstract knowledge teaching, aiming to discuss what a college teacher should do to effectively...

During the construction of rockfill dam, dry density is an important index of construction quality. Traditional dry density test pit sampling methods exist many drawbacks, such as time-consuming, laborious, the sampling rate is very low, representative data poor, etc. Surface waves non-destructive testing...

As one of the four recluses in Northern Song Dynasty, Zhong Fang went into politics after 30 years of seclusive life in Zhong Nan Mountain. At that time, he started to write books and participated in political affairs so that he was favored by Song Zhenzong. In his lifetime, Zhongfang had always been...

Volunteer tourism has become one of the major public interest activities of college students with a lot of attributes, such as charity service, self-promotion, travel experience, green ecology, and education poverty alleviation and so on. Taking college students of Shenzhen as the research object, this...

This study is to uncover VHD-related important biological features for understanding molecular of this disease. The system analysis strategy is applied to generate the first VHD-related FFL network. Then, the network topology is mapped into the biological space to refine the biological features of VHD....

Current measurement is one of the most important work in online monitoring of the electric system. Self-powered and intelligence are key areas of the current measuring sensor. In this paper, a self-powered current measuring sensor was designed, which realizes synchronous measurement and power supply...

In recent years, university libraries have stepped out of the campus and began to focus on scientific research departments. University library information resources, the use of specialized subject in the premise of service for teaching and research, from the collection of information to the network information,...

Network big data refer to the massive data generated by interaction and fusion of the Ternary human-machine-thing universe in the Cyberspace and available on the Internet. The Increase of their scale and complexity provided that of the capacity of hardware characterized by the Moore law, which brings...

Based on the combination of engineering with medicine knowledge, the inquiry teaching method based on the curriculum reform of digital signal processing is studied. Through strengthening the practice and problem based learning, a teaching mode of taking the students as the main body is established. In...

Abstract. To investigate the urinary calculi with tuberculous patients treated with minimally invasive percutaneous renal puncture lithotomy curative effect, safety and its complications, thus it can provide the effective solution for the treatment of patients with urinary calculi with tuberculous. Methods:...

Microwave pyrolysis is a new research method for deeply processing of low-rank coal. This paper conducted comparative study on microwave co-pyrolysis products of low-rank coal under CH4 and N2 atmosphere, respectively. The composition and content of tar and bluecoke were analyzed by gas chromatography-mass...

In recent years educational problems especially the advanced mathematics teaching in China’s vocational colleges are paid with more attention. Therefore in the practical teaching process of the advanced mathematics, positively introduce in modularization teaching will be the irresistible trend of the...

The adsorption of different cationic collectors on mica (001) surface is studied using molecular dynamics simulations. The relationship between structure and adsorption performance of collectors has been discussed. The MD simulations indicate that both the interaction strength and adsorption behavior...

Due to the high complexity and strong coupling of industrial circulating cooling water system, single and isolated technology can never fulfill the energy-saving need. Thus a system energy-saving theory named MOAR was proposed and explained with practice, including four principles: management of system...

Sustainable development puts forward new requirements on building technology, improve the level of housing industrialization and modernization is the important way to realize the green building, green construction. This article from the assembled structure of production assembly to the assembled structure...

Using asymmetric loss function, this paper estimates asymmetric preference in central bank foreign exchange market intervention in seven emerging Asian economies between January 1999 and December 2014 and its three sub-sample periods. The estimation results indicate that all the seven countries have...

There is a focus that controversy often appears between both sides of employers and contractors in BQ for tendering during construction. Aim at the problem of adjustment of the missing in BQ for tendering, this paper elaborate from two aspects, including the reason and adjustment method. Through analyzing...

This paper uses the method of practical analysis and historical review, makes full use of the management theory of supply chain and urban planology, and analyzes the potential of terminal logistics distribution, at the same time, it explores the market of the distribution of consumer goods and the future...

The determination of C fractions in lab requires prior extraction steps that are laborious and time-consuming. Ozonation chemiluminescence can avoid the problem and has been successfully used to measure the C and N compounds in air or water, thus was proposed to determine C fractions of organic materials....

A novel asymmetrical photochromic diarylethene compound 1-(3,5-dimethyl-4-isoxazolyl)-2-[2-methyl-3- benzothiophenyl]perfluorocyclopentene 1o has been synthesized, its photochromic properties and fluorescent properties were investigated in detail, such as photochromic, fluorescence switch and kinetics...

It is an important practice of constructing the harmonious campus and carrying out the "Scientific Outlook of Development", which is regarded as one of the important measures implemented by The Central Committee of China's Communist Party for the strategy of "rejuvenating China through science and education",...

With increased liberalization in markets, the intensity of competition has increased amongst all of companies, such as bank industry and air carriers. These companies have responded to the competitive pressure in many ways, one of which has been the formation of Loyalty Program Partnerships. The main...

With the constant development of economy in our country in recent years, the role of network technology in contemporary society has become more and more prominent. Network has become an indispensable important information tool for modern people's daily life and work, while cloud computing technology...

This paper designs an M out of N Safety Computing System based on general-purpose computers. The system consists of some computational nodes and a comparator. For the synchronization among the computational nodes, task synchronization was applied. The comparator designed based on the FPGA is implemented...

Under the current economic environment, the rapid changes of market environment, the continuous reduction of product life cycle and the uncertainty of customer demand lead to the inability of enterprises to maintain their long-term competitiveness. The emergence of supply chain environment brings new...

This article introduces the theory of uncovered interest parity and describes the relationship between monetary policy and the UIP theory. The UIP means that the expected rate of depreciation of domestic currency against one foreign currency is equal to the interest rate differential in the two countries....

Cloud pattern has profound cultural connotation and unique decoration significance, and it is a popular clothing decoration pattern during the Ming and Qing period. This paper analyzes the origin and era characteristics of cloud pattern in Ming and Qing period. And putting shoes and cloud shoulder as...