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The content of nickel in the lixivium of scrap copper smelting slag reaches 640mg/l while the zinc content is more than 100g/l. This high content of nickel in the solution must not only be separated from the leachate for resource recovery, but also for the subsequent zinc electrowinning which need to...

With the development of society and technology, it is an important part of the urban modernization construction to community service convenient for people. Community service system convenient for people will be established and improved constantly in the urbanization, gradually achieving intellectualization,...

In this paper, an opportunity networks routing algorithm, which is suitable a certain social model, is proposed based on social. In this algorithm, the relationship degree between nodes is computed based on the social nature; and the central of nodes is computed based on the level of activity in opportunity...

In the information age popularized by the Internet, the regulatory effectiveness of offline community correction has been difficult to meet the needs of society, and the construction of network model is a more efficient solution. With the advantages of high efficiency and convenience, networked community...

Huizhou-style architecture has been highly praised by architects at home and abroad. As one of the most distinctive building types of China, it has unique building types and human settlement inspired by nature, having important influence and reference significance on nowadays’ building design. The formation...

The development of the Internet in China is a problem left behind by human beings rather than a result of market competition. In view of the huge scale difference between the dominant and vulnerable backbone networks, and for the security consideration of network, the Chinese government prohibits the...

The administrative recognition opinion is the recognition and qualitative opinion on certain issues of the judicial system or the administrative organ applied to by the party, and it is increasingly appearing in lawsuits. For how to treat it, how to provide proof for it, how to cross-examine it, how...

Proteins play biological function through the interactions in organisms. Proteins are major components of organisms, and they are of great significance. As an increasing number of high-throughput biological experiments are carried out, a large amount of biological data is produced. Bioinformatics is...

Information and communication indus-tries has become one of the key industries among China's strategic emerging indus-try. We carry on the research by taking the international marketing network of information communication industry as a complex network. We treat different enterprises constituting a marketing...

CDIO engineering idea constructs the teaching mode from a macro perspective, pays attention to integrating theory with practice, closely links enterprises, and pays attention to the cultivation of students’ comprehensive ability. In the process of localization of CDIO mode, we must combine their own...

With consideration of operating speed, road conditions, economic benefits, and forecast passenger volume, an optimization method was proposed to determine the optimal length of modern tram line. Based on the principles of net-operation separation, theoptimal operating length of tram is determined according...

The development zone of agricultural tourism around Mengshan mountain is located in Linyi City, Shandong Province. As the national famous old liberated area, it has long history of agricultural development and rich agricultural tourism resources. Under the scientific guidance of the local government,...

This paper studies how preschool children use tablet and to what extent their parents’ media behavior influences them by using a questionnaire on 200 preschool children and their parents together with interviews from Guangzhou to explore . The survey found that parents’ media behavior and attitude to...

With the growth spurt of total number of Internet users, the scale of e-commerce transactions is increasing and is also increasingly showing its unique advantage. The e-commerce has become the new trading patterns which many companies chasing. This paper analyzes the new requirements of enterprise financial...

On July 18, 2014, in the northeast of Hainan and Wenchang has been hitted by a super typhoon “Rammasun” caused widespread lodging and fold of landscape tree in city proper. Regarded this lodging Africa neem in Haikou city as the research object, investigated and study analysis the reasons why the Africa...

Recently, with the rapid development of mobile computing technology, mobile learning is concerned by more and more people. Through mobile learning, learners could acquire the knowledge that they want at anytime and anywhere. In this paper, the key technologies of mobile learning system such as mobile...

With the continuous improvement of living standard and the acceleration of urbanization process, the output of city rubbish in unceasing increase year by year and the city rubbish is growing at an annual rate of 9% ~ 10%.Relative to the method of incineration and compost treatment, sanitary landfill...

With the rapid development of E-commerce, more and more enterprises attach great importance to customer experience, and B2C E-commerce logistics enterprises make no exception. The good customer experience can promote consumer s’ perception of the service level of E-Commerce logistics enterprises. This...

Inverter with sinusoidal pulse width modulation in the operation of certain moments of the inductor current ripple is smaller, still maintain a switch with higher frequency, which will undoubtedly increase the loss of inverter unnecessarily. In this paper, a new control method of the inverter switching...

The paper builds water quality assessment forecast model by adopting four algorithms which are decision tree, BP neural network, Logistic recursion and RBF neural network and analyzes the result. The forecast result shows that RBF neural network is the fittest method and its rate of accuracy is high...

Deliberate metaphors (Steen 2008, 2010, 2011, 2013) are a valuable tool because they always trigger a conceptual change by the speaker inviting the addressee to look at the target domain from the perspective of the source domain. This paper explores deliberate metaphors in three speeches delivered from...

Reduced integral is used widely to improve the efficiency of solver especially for nonlinear analysis at the cost of additional artificial strain energy, therefore, proper approach should be used to control the hourglass effect induced by reduced integral. Numerical results show that for Abaqus/Standard...

In this paper one underground storage cavern's stability is studied, on the condition of high-piled-slag right over the tunnels. The finite element software ANSYS is used as a tool solving the overlying loads's effects to underground rock mass. The calculation results show that, due to the reason that...

As we known, ants are blind and single ant’s capacity is limited. But researchers have studied that ant colonies have egregious ability to search shorter path which loads between their nests and foods. Inspired from this and based on ant colony optimization(ACO), we propose a new approach about attributes...

The application interface testing is an important part of automated software testing of distributed system. It is based on network data which is produced when the distributed system is running. It is used to verify whether the network data is correctly exchanged. In this paper firstly we design test...

Anorexia nervosa, as a kind of eating disorder, can cause people to have excessive worries about their body weights and shapes; the distorted thinking of one’s body image can also damage their physical and psychological well-being. It can be seen that the disorder affects people on a large scale. To...

College infrastructure construction project construction contract signing and management is the key link of infrastructure management. To protect the interests of colleges and universities, standardize the management of infrastructure projects, effectively avoid the possible legal risks in the performance...

Cryptocurrencies are difficult to be replaced by traditional currencies due to their numerous advantages. The uncertainty of their fluctuations makes cryptocurrency prediction valuable yet challenging, and an effective prediction model can provide investors with many decision-making bases. In this study,...

As an important way of financial information disclosure, financial report restatement can help external stakeholders identify corporate risk and promote managers to improve corporate governance. This paper takes the A-share main board listed companies in Shanghai and Shenzhen from 2012 to 2020 as research...

The statistics of cement consumption, bearing capacity, and settlements for pile-head and pile-toe are obtained by using the comparison of over 600 piles with or without grouting. The statistical results show that post grouting technique is most used in gravel and pebble stratum (taking up 67.8%), followed...

This paper uses the prototype loading test of resin and quartz sand footpath boardto research the various mechanical properties of it.Through the study and analysis of the experiment,which indicated that under design load and overload effect,theresin and quartz sand footpath board's top board and bottom...

This paper analyzed the particularity of agricultural supply chain, established a quality control model of modern agricultural supply chain. Erect supermarket distribution center as the key point of quality control, implement a one-stop quality testing by setting testing standards, testing process, testing...

This paper derived a damage function model of fly ash soil that under the effect of freeze-thaw cycles by using the penetration test and the basic theory of damage mechanics. The Calculated data of the model have a high degree of agreement with the measured data. This model provides a new way for the...

Using IR-UWB technique to TT&C system can greatly improve the anti-interference performance of TT&C signal. Aiming at the IR-UWB signal using in TT&C system, its BER performance in single-tone interference is analyzed. At the same time, the effect on the anti-interference performance of each parameter...

The source region of the Yangtze River,Yellow River and Lancang River is the one of the most important ecological area around the world which have significant impact on the watershed. Since the related River is the mother river of Chinese, the air quality at the source region is more important than other...

Objective—The purpose of this paper is to investigate the economic design of EWMA charts with variable sampling intervals (VSI) under binomial distribution to reduce the cost of control process. Methods—First, the economic model of VSI EWMA control chart under binomial distribution is developed, the...

This paper mainly for the joint control methods of the spacecraft return Capsule's temperature and humidity have been studied. According to the characteristics of temperature and humidity, it designs the object model of the temperature and humidity, and designs the model of decoupling controller on the...

The paper proposes a novel low-voltage and low-power bandgap voltage reference, which has superior performance such as low-voltage, low-power and low-temperature coefficient. The simulation based on 0.18-um CMOS process of TSMC. The proposed circuit consists of current source subcircuit, a bipolar transistor...

In order to promote the healthy and sustainable development of economy and guide young people to set up correct consumption concept, this paper takes the undergraduates of Hubei Institute of Fine Arts as the target group to conduct a survey on the second-hand transactions on campus, and finds that there...

Based on the parameters were provided by a caster enterprise, Pro-cast was adopted to simulate temperature field and solidus rate of continuous casting steel about the 2400 mmž400 mm cross section. On the premise of validation of simulation method, the effects of different casting speeds, degree of superheat...

Liuxing Street in Yining City is traditionally the residence of Russian immigrants and their descendants. The Bayan art of Russian accordion has been inherited here. Alexander private accordion museum has certain popularity, but the accordion cultural industry in Yining City has not been greatly developed....

The research of real sense graphics has made great progress in recent years.Not only the game screen has been able to achieve a very real effect in other fields such as virtual reality, 3D animation film and other fields have been fully applied with this technique.The development of non real sense graphics...

IPv6 network management evolution requires the transition from IPv4 / IPv6 dual-stack network management stage to full IPv6 network management. The paper made two models for IPv6 network management based on the requirement of network management and present situation of electric power communication network....

A numerical simulation of airflow was conducted during the application of a protective zinc coating with air knife blowing. The simulation was conducted in combination with the air knife features on the hot-dip galvanizing line of the cold rolling mill of Shougang Jingtang United Iron & Steel Co., Ltd....

Equipment and manufacturing industry takes a large proportion in national economy and technical equipment of national defense construction. Due to the complexity of its production process and the close relation between upstream and downstream ofenterprises, the form of industrial cluster benefits to...

In today's society, science and technology have penetrated into people's lives. In the field of table tennis, the development trend of diversification is becoming more and more obvious. Science and technology play a great role in promoting the evolution and development of this sport, especially in the...

With the rapid development of VR technology in interior design, an interactive dynamic design can be made as per the interior design requirement from the perspective of virtual space by applying this advanced emerging technology. In the process of interior design, this technology presents technical characteristics...

When technology developments accelerate in recent year, automatic tools for assisting patent engineers or decision makers in patent analysis are in great demand. By composing both bibliographic coupling and text mining approaches, this study proposes an intelligent patent retrieval system that considers...

Government-funded Teacher Trainees is an important initiative to build rural teacher capacity and promote the revitalization of rural education, and the implementation of this policy is more important in fostering outstanding rural teachers who can teach for a long time and for life after the expiry...

The cluster analysis method was used to select the more important influencing factors and related data in the ecological environment of Saihanba Forest Farm, and the evaluation was evaluated into three more systematic evaluation indicators. The analytic hierarchy process was used to determine the weight...