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Engineering changes are inexorable and can arise at any phase of the product life cycle. To capture the maximum market shares manufacturers have to effectively and efficiently manage engineering changes. This paper provides overview of ECM and perspective on the published academic literature related...

Along with German industry 4.0 and China makes 2025 wait planned implementation, Internet+, the thing unites a net, intelligence factory, the rise of the unmanned factory, being in conjunction with of various industrial robotses homework is foundation.Previously enter to make realm, intelligence's making...

Teaching aids plays a very important role in the classroom teaching. Interesting mechanical demonstration combined teaching is designed in this paper is the two Teaching aid to mechanics principle as the foundation and cleverly integrated into the fun. With the boat shaped Teaching aid demonstration...

The article presents a method of assessing cooperation between banks and insurance organizations in insuring banking risks. Cooperation between these institutions has resulted in an increase in credit insurance premiums and investment life insurance, which are developed with the active participation...

In practical applications, some existing multi-attribute decision-making methods based on the L∗ fuzzy set theory suffer from a lot of shortcomings, namely, incorrect choice preference orders of alternatives are obtained in some cases. In this paper, we construct a new aggregation operator based on uninorms...

The VANETs have the ability to significantly increase road safety and traffic efficiency through real-time data interchange. Their distinct features, such as erratic connectivity, changeable network topologies, and susceptibility to security risks, present significant difficulties, nevertheless. For...

Lugu Lake, as the birthplace of Mosuo culture, boasts unique geography, history, culture and natural landscape. It serves as a typical case for tourism destination image research. This study employs various analytical methods to explore tourists’ perception and emotional evaluation of Lugu Lake based...

This paper deals with the Dirichlet problem of a superlinear biharmonic equation with Hardy-Sobolev potential, where the nonlinearity is odd. By Fountain theorem with Cerami condition and Sobolev-Hardy inequality, we get the existence of nontrivial solutions for the problem.

For complex Ad Hoc network environment, based on Elman neural network prediction model, using particle swarm optimization algorithm to optimize the original Elman BP training can find the global optimization thresholds and weights of the neural network layers, and a modified Elman neural network model...

This paper designs a set of GPRS ambulatory blood pressure monitoring system based on cloud computing platform. The system consists of data acquisition module, main control module, communication module, cloud platform and intelligent terminal, which selects STC12LE5A08S2 series single-chip microcomputer...

Circular economy enterprise alliance is an effective way for enterprises to achieve recycling economy development model, and is of great significance to the development of the national economy as a whole. This paper aims to explore how to improve the operational efficiency of the enterprise alliance...

With the popularization of smart terminals and expanding coverage of third/fourth generation wireless LAN, students and staffs prefer to use mobile terminals to access to internet anywhere and anytime so that spare time can be fully taken advantage of. This paper describes a smart campus platform based...

This article introduces the principle of mathematical statistics such as R&R (Repeatability and Reproducibility), variation ratio (%P/TV), tolerance ratio (% P/T) and number of distinct category in the measurement system. The article takes infrared moisture analyser the InfraLab 710 e-Series as a measurement...

The digital music began to spread online from last century 90s. It appears many sites that can audition on the Internet since 20th century, after then digital music gradually spread from the wired network to mobile networks, whose prosperity attracts more and more attention to this field. Digital music...

With the progress of the times and social development, the requirements for talent specifications are getting higher and higher. The quality of talents has also become a hot issue of universal concern in all countries of the world. The core literacy of college students has made the education sector re-recognize...

This article is devoted to analyzing scientific and educational cooperation between the People’s Republic of China and the Commonwealth of Independent States. The authors consider the importance of such cooperation because education is one of the most effective ways of improving mutual understanding...

Since the reform and opening up in December 1978, China has achieved great economic development. The five-year plan has played a major role in guiding, planning, coordinating major national construction projects, as well as distributions of productive forces and important proportions of national economy....

A pot experiment was carried out to study effects of different selenium concentrations (0, 5, 10, 25, 50, 75, 100 mg/kg) on the photosynthetic pigment content in Solanum alatum. The results showed that all concentrations of selenium inhibited the chlorophyll a, chlorophyll b and carotenoid contents in...

Photo-electricity target with low cost, high efficiency and high reliability is widely used for gunnery training in military affairs and athletic sports. The automatic target reporting system based on image processing is constructed and some experimental is done. The result is shown that compared to...

Low power and lossy networks have been an active area of research. Numerous protocols have been proposed for routing in these networks using metrics like hop count, delay, bandwidth etc. The IETF ROLL group has proposed a proactive gradient protocol called RPL. However, for a network with few mobile...

At this open market economy, both China and US have suffered economically due to their trade war. Even though some development plans and actions were taken to mitigate the loss, Guangdong-Hong Kong-Macao Greater Bay Area (GBA) has suffered a lot; and its consequences are still prevailing. This paper...

At present, China’s policy requirements, economic development status, industry status and university education situation all put forward requirements for high-quality application-oriented, composite and innovative talents. Industrial institute construction is an important way for local application-oriented...

This study constructs a satisfaction evaluation system for urban and rural planning teaching based on Bloom’s classification of educational objectives, and concludes the following: (1) there is no significant effect of learning outcomes in the cognitive domain on student satisfaction, and there is a...

Jingde town is located in huizhou junction, and adjacent to each other. In history, according to "the huizhou government record" records: "two years in yongtai and analysis of yixian county and rao states the float saddle (note, jingdezhen old once owned by the float saddle county jurisdiction) buy qimen",...

Information theory and cybernetics pertain to science and technology, but it's theory principle has the role of guiding allocating the enterprise resource at the macro level. From a practical perspective, the assets structure could be regarded as an information system, through the collection, storage...

Since the reform and opening up, especially the 21st century, with China's rapid economic development, the logistics industry has become a sunrise industry in national economy, but also a new economic growth point. At present, Chinese governments at all levels and many companies regard the logistics...

The overall structure and the weak zone of a new circular composite fragile cover have been presented. In fabrication of the fragile cover, a particular hand lay-up molding process is proposed. The deflection and failure pressure of the circular composite fragile cover have been experimentally investigated....

To study the effect of comprehensive prevention and treatment of hypertension. In the comprehensive prevention and control measures for patients with hypertension, we investigate and compare the lifestyle, medication compliance, blood pressure and body mass index of patients with the comprehensive prevention...

The growing demand for energy to promote the research in the field of power transformation, in order to improve the efficiency of the power converter further, many different circuit topologies and control strategies were proposed. In this paper, one of improved topologies is proposed which called T-source...

Art education has the imbalance phenomenon. That is to say, our art education has been biased towards scientific rationality in the past. The purpose of this paper is to understand and grasp some tendency of art education, so as to take corresponding measures in some more specific aspects to adapt and...

In order to study the fire extinguishing performance of fixed water-mist fire extinguishing system in railway tunnel rescue station, a water-mist fire extinguishing system is arranged in the tunnel model with length of 30 m × width 6 m × high 6 m. According to the actual railway tunnel top of the laying...

Construction projects under contingency are characterized by high uncertainty and difficulty in cost control. This study aims to analyze the impact of uncertainty on project cost management under contingency. By reviewing related literature, the influencing factors of construction cost management are...

In order to better cope with the overall network efficiency and energy consumption caused by the tide phenomenon of the network traffic of the base station and the physical capacity expansion caused by the increasing network traffic demand, we need to predict the network traffic of the base station in...

Jinsha River Dry-hot valley is the typical region of soil degradation in southwest of China. In order to understand the mechanism and the effect of the soil degradation, sampled the dry red soil from the Jinsha River Dry-hot valley, researches and analysis were made in the surface 0~20cm soil aggregates...

City planning is a subject to deal with the city and the engineering construction, economy, society, land using layout of its nearby areas. Besides, it is to predict the future development. City planning can disclose the developmental overview and regularity of a city to some extend, which is a blueprint...

At present, the framework of the medical security system in rural and pastoral areas of Inner Mongolia Autonomous Region has taken shape, which plays an important role in meeting needs of the farmers and herdsmen on health care and improving the health standard. First, this article elaborates on the...

Bidirectional reflection distribution function (BRDF) is broadly used in many fields, such as physics, remote sensing, computer graphics and scattering in optical band and microwave band. The BRDF measurement instrument used to obtain raw measurement data is presented firstly. The BRDF data of two typical...

This paper applies reliability theory to the study of material supply in supplier system, proposes the conception of single supplier reliability and the flow of reliability calculate, then analyzes the reliability of hierarchical supplier system and taken the factor of cost into account.

Currently, forecasting stock price is the hotter topic for achieving the smallest lost in investment. However, the previous stock price forecasting model practically cannot satisfy the requirement of accuracy. To raise the forecast accuracy, a decomposition-forecast- synthesis (DFS) model is proposed...

Under the Web 2.0 environment, to break isolation between sites and share information is the development trend of network media as well as the objective needs of netizens. Some network operators have researched on this, however, the four traditional communication programs, server agent, dynamic creation...

A method on the remote precise positioning based on the GPS technology for transmission line inspection robot of is proposed. The functional requirement and construction of remote monitoring system, which monitors and controls the inspection robot walking and crossing various obstacles with wireless...

Co-operative education is common teaching mode in colleges or universities which has science or engineering professional. Through co-operative, students can complement and perfect the their knowledge structure , the problems that the internship becomes a mere formality which in the colleges or universities...

Wave generation method and vehicle position achieving method are investigated. A numerical wave tank is made based on CFD to study seakeeping performance of amphibious vehicle. Wave is made by a board maker method and absorbed by a velocity boundary treatment. Vehicle position is achieved by solving...

An optimal capital structure can reduce the cost of capital and then contribute to corporate profitability. Debt financing usually plays a critical role since the proper use of debt is expected to increase revenues and profits. Some academicians find some positive effects of operating or financial leverage...

The establishment of university library is not only for our students, but also for the general public, now the university library has become the offensive of many colleges and universities. The convergence of all kinds of literature in the library can bring educational function to the public. The socialization...

High school seniors have more responsibilities that must be carried out however since the end of 2019, the world faced the COVID-19 pandemic. This pandemic forced us to have to do almost everything online. Students must be able to adapt and be able to carry out self-regulated learning (SRL) so that they...

Taobao is a promise of platform, a representative of e-commerce, a famous brand that offers a place for merchants and customers to sell and buy. It is Taobao that has opened up a new era of e-commerce and brought it into people’s vision. Therefore, it is important to learn about how Taobao opened up...

Starting in 2020, the COVID-19 began to spread globally, leading to a severe global economic recession. Many countries have imposed lockdown measures and travel restrictions because of the spread and harm of COVID-19. So, the balance between demand and supply has been broken, and many industries have...

Space situational awareness is the development of space resources, to protect its space assets and space to master control over the implementation of key military space operations. US government and military decision-makers aware of the importance of capacity building for space situational awareness....

SIFT is an excellent descriptor to features in medical images. However, the algorithm to achieve SIFT is tedious and takes a long time. To cope with this, we combined image integration and image region partition and proposed a modified SIFT descriptor capable of describing the global energy information...