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Release law of heavy metals from waste rock are significant to the heavy metal pollution control in nonferrous metal mining-area. We took the waste rock of Dexing Copper mine as the object and carried out the leaching experiment with with simulated acid rain(pH3.0, pH 4.0, pH6.0 and pH8.0) which were...

In this paper, through the analysis of core demands related multivariate process condition data, the obtained features and classification results are used to calculate the alarm statistical index. By evaluating alarm presence rate and effective alarm rate, alarm classification filtering is achieved,...

With the booming of online education, the construction of teaching resources has become a priority among all in modern distance education. High-quality online courses are deemed increasingly as an outstanding feature of online education aiming to carry out teaching quality project in higher learning...

At present sanitary landfill method is used in most towns and cities to handle the garbage . The technology is relatively simple, reliable, economical and easy to operate and manage. Ecological landfill is a new method of the landfill based on the development of foundation. This paper aims to explore...

Exhibition tourism is an essential part of city tourism. In recent years, the successful held of a series of exhibition and events of major city in China have close relationship with the volunteer service. This text through the analysis of the questionnaire, on the basis of the condition of volunteer...

This work aims to develop an Empirical Analysis of Des-tination Competitiveness of three main cities of Sinaloa, Mexico with a well-known Crouch-Ritchie model. This problem is approached as a multicriteria ranking problem with an outranking method and a multicriteria group deci-sion support system to...

In this paper, a method is presented to extend the length of integral distinguisher of Feistel-SP structure, based on which a new 8-round distinguisher for the block cipher Camellia is proposed. Moreover, integral attacks on round-reduced Camellia without FL/FL-1 are improved. We attack 11-round Camellia-128...

For the lack of the backbone network in wireless sensor networks,this paper proposes a virtual backbone construction algorithm based on connected dominating set in wireless sensor networks(IPCDS).The algorithm gives priority to more energy and closer nodes in the choice of backbone nodes,which makes...

To facilitate regional economic monitor, this paper constructs economic climate index of Shandong province using frequency filter method. The main analysis findings include: The economy of Shandong is more stable comparing with Guangdong, Jiangsu and Zhejiang; the economic fluctuation of Shandong is...

Aim at the general problem of software project management curriculum, this paper proposes some reform ideas for the course teaching, including improve teaching mode, teaching methods. We use project-driven, scenario teaching, case studies teaching and large software project management simulating to enhance...

On the field trip of the development of village banks in Heilongjiang province, compared with other rural financial institutions, In order to further understand the development of village banks in Heilongjiang province, the paper used the DEA model to analyze the operation performance of four village...

Strategic emerging industry is the key to seize the commanding heights of the economy and promote the change, the pattern of regional economic development. To develop must make a choice. Only the right choice can promote the development. However, the choice of regional strategic emerging industries is...

With the development of the computer technology, the size and complexity of software increase sharply. It is necessary to have further researches into the softwarequality measures. However, as one of the most important measures, the coupling frameworks are too subjective and ambiguous. There is also...

Cretaceous, in Kuqa River-Kelasu River region of the northern Tarim Basin, is composed of, in ascender order, Shushanhe Formation, Baxigai Formation and Bashijiqike Formation. Based on field observations in the respectives of sedimentology, an alluvial depositional system consisted of fan-delta, braided...

Big data platform can integrate the mass data in some certain ways to unearth products and services of huge values to promote the economic and social change. This paper analyzes the characteristics of the information resources in the era of big data, and explores the integration models of information...

In recent years, the application of WeChat public signal is very wide in many different areas. Colleges and universities also conform to the development of the times, in carrying out a lot of daily activities when the use of WeChat public single to bring some convenience for the work, especially the...

Power supplies timely supply for the stable operation of the national grid and construction has the vital role. In this article, through the analysis of the characteristics of the electricity supplies demand, from the perspective of demand side, the production side, supply side research the contradiction...

Constructing graduation creation (design) system with "five-in-one" pattern of "experiment teaching, professional competition, graduation (course) design, graduation field work (practice), graduation creation (design)" can better take advantage of regional resources through practical planning and empirical...

At present multiple choice questions as a testing item are adopted widely in College English tests, and play a significant role in assessing students' English proficiency. However, in practice the design of multiple choice questions is also difficult in many aspects, especially with regard to the selection...

Introspection is of paramount importance to individuals and nations, and it avoids recurring mistakes. In the teaching of modern history, we must first stop the way of education that develop patriotic ideas by arousing hatred; change the understanding that the disaster is brought by others; change teaching...

The core parts of double ring reducer is the internal gear pairs with small tooth difference. To build the 3D parametric assembly model of the internal matins gears with small tooth difference, the internal variable t of UG is introduced. The roll angle formula between addendum circle and dedendum circle...

Basing on TG-DTG-FTIR technology, researching about kinetic activation energy E about eucalyptus and absorption bands and characteristic peaks of volatile product under the heating rate 10 min-1, 30 min-1, 60 min-1respectively. The experimental results show that eucalyptus pyrolysis process can be divided...

In this research paper, we research on the cloud computing load balance degree of priority scheduling algorithm based on convex optimization theory. Clustering is an important problem is the load balancing in the system. Load balancing cluster system goal is according to the performance of the processor...

According to the characteristics of the short-term load forecasting, this paper established a integrated sample system. Through the analysis of various factors and load data to evaluate the effects of various factors on load forecasting, choosing the most appropriate forecast samples. PSO-LSSVM-Cloud...

With the development of our social economy enters the new normal, and the development of China's capital market, the phenomenon of financial fraud and the consequences are increasingly serious, which not only hinder the healthy development of the listed Corporation, but also destroy the capital market...

Language is the most important tool for human communication, is a means for human beings to form and express ideas, is the most basic information carrier of the human society, and is the symbol system of the combination of sound and meaning of the social convention. Culture refers to the behavior and...

With the rapid development of intelligent substation, GIS equipment and electronic transformer are widely used. So traditional phase-detection on high-pressure substation has been unable to achieve. Using virtual instrument technology, this paper designed a phase-detection meter on embedded computer...

Coal is the most important energy resources in China's economy. In recent years, China's coal industry has made great progress. However, many problems including weak sense of resource protection among people, confusion of departments in charge of supervision, lacking in mechanism of motivation, etc,...

According to the medical pattern and problems of our country, this paper researches and develops a kind of high reliable and intelligent primary medical system, which has strong adaptability to the environment and long duration. It can also replace community medical practitioners to do some necessary...

In this paper, several difficulty brought by the increase of bury depth of metro station is analyzed. It will be much harder for the construction of metro station with the increase of metro buried depth, especially in rich water strata. A new method, Super Tubular Roof Method (STR), which is suitable...

Active component -SO3H of activated carbon loaded catalyst is prepared by carbide sulfonation reaction between concentrated sulfuric acid and glycerol. And effects of different reaction conditions were studied on the basis of the reduce ratio of acid value after the esterification reaction occurred in...

Based on the investigation on Construction of New Countryside in Hebei Province, the current situations about Construction of New Countryside in the Province were analyzed. The problems of Construction of New Countryside in the Province were mainly as follows: officials at the grass-roots level only...

Will the world run out of clean water According to the United Nations, one quarter of the world's population experience water scarcity. We construct three models to solve the world’s water problems. We establish models for the ability of a region to provide clean water. We apply the SD model to solve...

Our country is a place where earthquake frequently happens and where seismic area is widely distributed. With the progress of science and technology, the use of computers and so on, from home and abroad we have achieved great development for the research and application of shock absorption and isolation...

With the continuous improvement of China's economic development level and deep implementation of quality-oriented education, course teaching in colleges is gradually inclined to cultivate comprehensive talents with strong practical ability, knowledge ability and communication skills. Marketing course...

With the depth of Coal mining deepen, it becomes a greater challenge to prevent and control water. Quantitative predication on the water abundance of coal seam rapid has become a serious problem. However, since inherent limitations of the method, only qualitative judgments can be done. Based on the numerical...

For small island economies such as Bali in Indonesia, tourism has been the fastest growing and most important industry accounting for 80% of their external receipts. These island economies have comparative advantages in tourism because of their small market sizes, rich and unique cultural heritage, marine...

An approximate analytical solution of Richards' equation was derived by the differential transform method (DTM) in this paper. The basic idea is that the Richards' equation can be converted to an ordinary differential equation (ODE) by introducing the Boltzmann variable. Then DTM was applied to solve...

Now elderly care has become an unavoidable problem in aging China society. Family planning has collapsed traditional family pension mode in China, and institution pension mode does not conform to the traditional concept of Chinese old people. Community care not only conforms to the traditional concept...

This study aims to analyze and improve the relationship of motor development of children on aggressive behavior, either directly or indirectly through the social class of parents as intervening variables. The research method used is descriptive quantitative with explanatory method. The sample in this...

This study investigates the oral English classes taught by Non-Native English-Speaking Teachers (hereafter NNESTs) and takes a Croatian teacher who is teaching oral English in WEB International English in Cixi, China as an example. The study begins with a review of NNESTs and theoretical frameworks related...

This article analyzes the multiple Free Trade Areas of China in the Asia-Pacific region, compares the TPP members with China's economic situation, and selects 19 countries and regions in the Asia-Pacific region in 2000-2014 panel data of 285 samples in order to find the effects of TPP and Chinese corresponding...

A large number of regions are attractive for the application of renewable energy equipment, including those that are using the solar energy potential. But the volatile nature of the solar radiation flux requires specific forecasts and calculations of its intensity. Besides, installations under urban...

Methods used for the determination of chromium content in pyrotechnics are mostly based on traditional chemical method, which is lengthy and cumbersome. If inductively coupled plasma emission spectrometry or atomic absorption spectrometry are used to determine the chromium with high content, the sample...

The globalization era has led to a new paradigm in the utilization of information technology as a catalyst in improving the quality of public services. The quality of relevant information will lead to proper decision making and provide information dynamically. Because the output of the Management Information...

Competency requirements of the Indonesian engineers expertise in the field of Civil Engineering Construction services industry, is conducted through research and development by exploring the needs of expertise competence which exists in construction services development agencies, the corporate world...

In this paper, we use the destructive innovation theory, combined with business model design elements to build several business models taking damage as the driving force to adjust the pace in the fierce competition in the market continue to adapt to unpredictable market variables.

A solution is proposed for automating the process of controlling the wheel diameter of robotic systems and its main characteristics. Changes in rigidity, contact area with the surface, linear speed, turning radius contribute to higher mobility and increased maneuverability. A decision-making technology...

Objective:The three-dimensional reconstruction method based on vision uses the digital camera as the image sensor. Establishing the model of a dynamic measured object is the premise of the vision precise measuring system. Methods: By using the pinhole camera model and the mathematical modeling method,...

With the development of coal deposits Siberia, the open way and justified ways of progressive technologies are researched based on the new technological and organizational principles of spatial development of the front mining operations at open pits.