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The arch tubes are filled with concrete using a small concrete pump. The tubes may be filled quickly with no external vibration using a self consolidating concrete mix. After a short curing period, the arches gain the majority of their final strength, providing the entire superstructure for a bridge...

Based on 2022 CFPS data, this paper uses OLS and quantile regression models to systematically analyze the impact of Internet use on household per capita income. The study found that Internet use can significantly increase the per capita income of households, and it is ‘pro-poor’. The marginal effect...

With the continuous transformation of social concept, the divorce phenomenon has been accepted by the masses and the the divorce rate in China rises gradually. Divorce is the freedom and right of both men and women, but the divorce of parents may affect the children’s interests in the family with minor...

This article introduced the background and the character of the changes of combat capabilities generation mode, and suggested that the reform on teaching must be carried on to improve the quality of class teaching and talent training, and exploring the way of improving students’ military ability to meet...

Based on the principle of low coherent light interference of optical fiber, a new method for detecting the distance between the mirror surfaces of a compound lens is proposed. Firstly, a system based on the principle of low coherent light interference is designed. Secondly, the frequency calculation...

The development trend of the medical device marketing is to promote the quality system. The establishment motive of the quality system is mainly according to national regulation and the necessary condition of being public and the secondary reason is the customers' requirements. Quickly to recruit industry...

Based on the college students as the research object, through to the recent research achievements of the characteristics of college students' information demand in China, the college students' information demand in recent years are summarized and summed up. In particular, the paper summarizes the research...

In the constantly changing Internet era, China's e-commerce industry is booming, online shopping channels are also constantly amplified. In the face of fierce competition, the third party shopping guide platform business model innovation is imperative. This paper focuses on the third party shopping guide...

In the course of performing professional clothing reform, more and more attention to students' comprehensive ability. However, the traditional teaching fashion show there are some limitations, but will use the computer in the teaching can make up for its shortcomings, lively and dynamic, characterized...

Draw the commonly refrigerants table for writing in the program selector working pair in tune content. Selection according to the evaporation temperature of low temperature refrigerant, based on traditional non-azeotropic refrigerant select automatic cascade principle, the preparation method of choice...

Under the background of digital economy, China's new generation of information technology industry is developing rapidly. The main purpose of our study is to explore the influencing factors of innovation performance of this industry. From a microcosmic point of view, this paper takes domestic listed...

The web-based teaching of professional courses in colleges and universities has represented the tendency of development of the information age. Aimed at the core course of light engineering-light chemical equipment, the practice and exploration of network teaching is researched in this paper. A method...

With the advent of the digital age, algorithms have profoundly affected and changed the real social life. However, while various algorithms bring great convenience to people’s lives, the problem of algorithmic gender discrimination in some fields has gradually emerged. Algorithmic gender discrimination...

For oblique arch, curved beam, space oblique composite system of suspension bridge, whose force transmission path and spatial stress is complex, robustness characteristics is strong, and no engineering experience can be used for reference. In order to analyse wind resistant performance of the Tongtai...

The oil-paper transformer is widely used as the common insulating device in the electrical industry. The transformer with the reserved primary coil and the secondary coils was filled with the transformer oil by the vacuum pouring process. Its insulating property was tested by the partial discharging...

The traditional manual management of colleges and universities sports venues pattern is gradually change to automated processing model, the use of sports venue resources management information system management. This article elaborated the university sports venues management information system of the...

Over the past few years, the Party and State have approved policies to support development in ethnic minority and mountainous areas to create conditions for developing and raising the material and spiritual life of ethnic minority people, removing this area from poverty and integration into the common...

In order to sort out and analyze the research hotspots of cognitive load in product design, this paper analyzed the domestic and international research progress of cognitive load research from the perspective of product design by means of literature research method and other tools such as CiteSpace,...

No matter traditional recording long take or digital long take, regardless of highlighting authenticity or coherence, the main purpose is to reflect the ideology of human connotation to the greatest extent, while technique and technology only make the film better to reach a wider audience as long as...

To understand the influence of working characteristics on voice behavior, based on a summary of related researches, this study proposed that job characteristics have a positive influence on employees' voice behavior. We designed questionnaires by using widely-recognized maturity scales, collected data...

Manufacturing industry is the foundation of China’s economic development and an important part of the real economy. In the VAT reform, the manufacturing industry has been the biggest and most obvious beneficiary of tax reduction. This paper discusses the impact of the new VAT policy on the manufacturing...

With the development of new media technology, mobile phones and Internet are highly popularized in colleges and universities. The development of new media has brought not only opportunities but also severe challenges to ideological and political education work in universities. The application of new...

In recent years, as technology is developing fast in the digital stage, commercial banks are also adapting by transformation. The introduction of the new technologies such as big information analysis, machine learning (ML) and artificial intelligence (AI) have changed the way the financial services has...

The technology of the oxygen enriched combustion is a very promising new power generation technology for cleaning coal. This paper takes a 300MW coal-fired boiler for study, calculates the properties of flue gas of the pulverized coal combustion under the air and oxygen and pressurized oxygen enriched(CO2/O2=70:30,0.1MPa/1MPa)...

A dynamic mission planning method based on multi-objective constraint values is designed for the situation in case of emergent mission happens to space station in orbit. A space station dynamic mission planning model is described based on the ontology model, and the comprehensive evaluation function...

The classified measurement of household load can make home users keep abreast of the electricity consumption in their home and guide them use electricity reasonably, and at the same time strengthen the demand side management (DSM). Load identification is the base of the classified measurement of household...

Based on the data of China Health and Retirement Longitudinal Study (CHARLS) in 2018, this paper uses Logistic regression model to empirically analyze the impact of community home care services on the physical and mental health of the elderly. The results show that the proportion of elderly people aged...

The worldwide shortage of quali ed seafarers indicates that occupational attraction of seafaring career is dropping. The importance of seafarer rights protection is increasingly recognized by the international communities. The Maritime Labour Convention, 2006, which is widely recognised as the “seafarers’...

Full-course education policy is a complex and multi-faceted policy, which involves the renewal of educational content, the transformation of educational methods and the reallocation of educational resources. Under the influence of digitalization, undergraduates’ learning engagement is changing, which...

The difficulty of switching off unwanted pre-sleep cognitive activities always causes most people with insomnia unable to fall asleep. Previous studies suggested that manipulating pre-sleep thoughts with cognitive task could change sleep onset latency. The interaction effect of cognitive task and unwanted...

Several SO3H-functionalized acidic ionic liquids (ILs) were synthesized by two-step method, using 1, 3-propane sulfone and 1, 4-Butanesultone as raw materials, respectively. It is noteworthy that the ionic liquid using 2-ethyl-4-methylimidazole as source has not been reported. Esterification of 1-butanol...

After the Internet has gradually entered the era of big data, our lives have gradually entered the information age, which has changed and reshaped the behavior of enterprises and consumers. In this paper, a user portrait clustering model based on big data is proposed to implement business model design...

The ultrasonic imaging method takes advantage of the technique of multichannel pulse echo, continuous plane monitoring scanning can be achieved in a single region, and no couplant is required. The experimental investigations on using the ultrasonic imaging method to detect the defects in the bottom joint...

Combined with the ground-source heat pump engineering in Hefei, a 100-meter-deep vertical u-shaped buried pipe was analyzed, and the experimental study on the heat transfer performance of different operating mode, the unit energy efficiency and the change of soil temperature field was taken under a typical...

Factors affected drying speed of energy saving and environment friendly water-based self-drying / fast-drying foundry coatings and its regularity changing were analyzed. The results show that the self-drying speed of coating is improved significantly with the decrease of humidity and the increase of...

Innovation is crucial for enterprises to achieve continuous growth in the new era. Innovative enterprises are the backbones of realizing Made in China. The spatial agglomeration of innovative enterprises gradually becomes an important index that measures the regional innovative and ecological development...

The concept of “three-whole” education proposed by the Chinese government has effectively promoted the education reformations in Chinese colleges and universities. However, very limited publications can be found on the positive experiences and how to elevate this activity to a higher level. In the present...

Objective: To optimize the extraction process of flavonoids in mollugo pentaphylla with microwave-ultrasonic extraction combination to semi-bionic technology by the response surface method. Methods: With the yield of flavonoids as response value, Extraction Process conditions of flavonoids in Mollugo...

Aiming at the problem that signal snapshot data of the target is sparse and conventional algorithm is difficult to obtain the signal subspace ,a new DOA decorrelation algorithm based on improved covariance matrix is proposed. Firstly, the received single snapshot data is pretreated by cross-correlation...

The rapid development of the micro-blog has a profound impact on the daily life of people. The arrival of the era of the micro blog, not only changes the traditional way of information dissemination, but also has an extremely important influence on college students and brings new challenges to the ideological...

This paper proposes an improved RSA-based threshold proxy signature scheme. The proposed scheme satisfies the necessary security requirements of proxy signature such as verifiability, unforgeability, threshold property and identifiability. The proposed scheme does not require any secure channel to deliver...

Accurate fault location is helpful to improve the stability of power distribution network. With the integration of distributed generations and electric vehicles, the traditional distribution network gradually became the active distribution network, which requires new technologies for fault location....

Case teaching method, as a teaching method, is more of a kind of educational ideas and concepts and is an innovative teaching practice. This paper analyzes the case teaching method that plays a vital role in education and teaching; and from the perspective of knowledge management analyzes the unique...

The purpose of this paper is to explore the new relationship between the travel time and traffic flow on the road in the static state that inflow equals outflow. This paper proposes selection mechanism by a parallel two-link network model. Through computer simulation, we get the conclusion that in the...

This paper discussed the situation of value system of digital cultural resources at present. Through a variety of researches about methods of value evaluation, digital cultural resources are discussed and defined briefly. And its values are estimate depending on its own characteristics of different digital...

The forest is deemed as a precious and indispensable ecological resource, but forest fire which is of common occurrence all over the world can destroy forest resource and threaten human-living environment. It is urgent for Forest Fire Prevention Departments to adopt a monitoring system that can predict...

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,...

Parents play a crucial role in children’s development, especially in the teenage stage. The present study examined the efficacy of parental involvement for different types of parents on teenagers (n=92). A survey is first conducted to collect patterns of daily parental interactions among high school...

The paper aims to explore an important prerequisite factor of research on network public opinion and provide a reference to deal with network public opinion emergency. First, the paper collects relevant literatures about multimedia network public opinion, and then summarizes them based on the existing...

Image plays an important role in agricultural production data. It is a good guidance that some valuable knowledge from that images by online analysis. As a crucial procedure in which images are divided into distinct non-overlapping regions and the interested objects are extracted in the process of image...