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The crude oil in Hainan Fushan Oilfield has the characteristics of high pour point(PP) and bad low temperature flow properties. Based on the analysis of Fushan crude oil physical property and test results, the pour point depressant(PPD) FJ-2 was synthesized by the graft copolymerization of vinyl acetate...

To solve the problem of energy waste caused by fixed luminance of common lamps, a new fluorescent lamp system is designed which is based on STC SCM. In this system, Light gathering is used to collect and analyzes the light luminance outside by STC; the circuit composed by the PWM is controlled the fluorescent...

Corporate social responsibility (CSR) is a widely discussed topic in 21st-century management. The idea that companies have a responsibility to act for social good – not just a greater profit – has become increasingly relevant for businesses to succeed and contribute to sustainability. This paper reviews...

The purpose of this study is to provide an improved design for the hydraulic system of a certain type of hydraulic elevator in the elevator test. This paper is mainly through the speed feedback control scheme to achieve real-time speed correction, adopted the speed bidirectional detection method to establish...

Energy depletion and environmental degradation have become major threats to human sustainable development and low-carbon economy emerges at the historic moment. Development of low-carbon economy is suitable for the international background. Moreover, it is an inevitable choice of economic development...

The fracture problem around the center crack in an infinite transversely isotropic piezoelectric plate under the anti-plane shear stress and the in-plane electric load at infinity is studied. Using the complex function method and undetermined coefficients method, the analytical solutions of the stress,...

In order to study the effect of lateral soil movement on the bearing behavior of the pipe pile, the six pipe piles under different lateral soil movement and different lateral movement position have been tested in lab. The displacement of pile top for the lateral displacement of the soil, the soil pressure...

This paper designs a kind of three dimensional reconstructions based on line structured light vision system. This system can realize the quick requisition of the contour point on the surface of mechanical parts, which commits precise measurement of mechanical parts. First of all, the measurement model...

This study evaluated the bioavailability of lignite from Shanxi Province (China) via using domestic anaerobic sludge as the source of exogenous flora. After pretreatment of lignite with hydrogen peroxide at different concentrations, the levels of soluble organic carbon and organic acid were increased...

This paper from the perspective of phonology, using the fundamental theories of phonemics, phonetics and statistics to describe the phonological system of commonly used Chinese characters. Namely to concrete research the combination ability of initials and finals in the phonological system of 2500 commonly...

After the effects of initial cold, take the strength changes of C30 and C50 concrete block and the result of beam test load, concrete strain, tensile reinforcement strain and deflection of the beam for analysis. The result showed that the trends of concrete C30 and C50 is consistent, which are decreased...

The era of the digital economy has promoted a new round of globalization driven by digital technology, and digital innovation will affect the business model of enterprises in all aspects. This paper uses computer language technology to mine the annual report texts of 280 listed companies in the information...

With the growing energy crisis, environmental protection becomes more and more important. People put more eyes on research and application of renewable energies. Among them, solar energy has being paid attention and has been affirmed by the whole world for its abundant amount, clean and less noise. However,...

This paper uses the theories of phonemics, phonology and mathematical statistics to concrete compare and analysis the combination ability of 12 aspirated and unaspirated consonants in 2500 commonly-used standard Chinese characters’ Initial system. Through the research some resulted have gained that:...

With the improvement of ranging precision, rangefinder has been widely used in industry development. In order to better understand the rangefinder and improve its accuracy. First, we compares the three kinds of rangefinder for advantages and disadvantages, introduces the principle and advantage of the...

The technology of network traffic detection is very important in the area of network managing, network monitoring and network security. The network traffics are sharply increasing along with the growing of the Internet. Because of the hardware limitation, the traditional traffic detection method can...

For image segmentation and recognition problems of moving target in the image, a humanoid intelligently cognitive method has been discovered. The thesis adopts an improved three-step search algorithm to improve the search speed of gray projection algorithm, through improved HSI difference model, adaptive...

In this paper, we research on the haze development in Beijing-Tianjin-Hebei region. Considering the wind power development is synchronous with haze development in the upstream of the region, we infer that the wind power farm have a significant effect on atmosphere of the lower drift region. First, we...

Determination of traces of metals in gases is achieved by using a combination of a Pyrex Gas Washing System and ICP-MS methods. A special purge and blank installation is designed to clean the system with purified Helium (6N). Three 125-ml bubbler tubes in series with a 20 ml of nitric acid (~20%) are...

In this article, how to construct this evaluation system of Regional Innovation in science and technology based on AHP was discussed, and its index weight of the evaluation system was calculated, which aimed at providing a reference for the decision- making and development of related policies in Jiuquan...

Fiber Bragg grating temperature sensor has the characteristics of strong anti-jamming capability, distributed measurement which has a good application prospect in all kinds of industrial fields. But in the actual measurement of surface temperature, error caused by temperature gradient caused of the FBG...

Cooperative learning is a teaching form which takes students as center and group activities as base. Through the way of cooperation, the teaching form promotes learning strategy system. Cooperative learning is practical and creative teaching strategies which is widely used in many countries currently....

China’s electricity industry is a huge market and its market size is constantly increasing. Demand for technological development of power network companies is steadily increasing. In recent years, the average scientific research funds of the electric power enterprise has already reached hundred billions....

To further facilitate users’ quick browsing the behaviors and expressions of the characters in videos, in which they are interested, we need to classify the according person’s frame images in accordance with the contents of the group scene. In this paper, we use the technology of face recognition to...

The precision of temperature control is very important for the iron ore reduction performance test. Due to the conventional PID controller can not be parameter self-tuning on line, this paper proposed that control scheme based on the fuzzy adaptive PID intelligent temperature by combining with fuzzy...

Coal mining and processing is the main production line for coal industry, among which the importance of coal storage can not be ignored, although it seems to be easy. That is because coal would spontaneously combust when the storage reaches certain milestones. Spontaneous combustion is an important issue...

With the growth of equity pledge scale, enterprises are constantly exploring risk resolution methods. After the revision of the company law in 2018, the conditions for share repurchase were gradually relaxed, and the number of listed companies announcing the implementation of share repurchase increased...

A straight-tube type high pressure air ejection device was studied in this paper, aiming at impacts that structure parameters, gas source characteristics and environmental factors on the interior ballistic characteristics of ejection system and considering the real gas effects of compressed air, an interior...

the ionosphere detector is the ionosphere detection equipment, its can be long-term, effective and stable operation, relationship can effectively the ionosphere normal detection. Therefore, it is imperative to research on fault diagnosis of the ionosphere detector, this paper mainly analyses its transmitter,...

As electronic technology to the continued progress of the requirements of electronic devices is also rising. Power circuit as a source of motive is playing an increasingly important role, Regulators sources in various laboratories or other places are indispensable. SCM technology with the continuous...

The history of tourism development in Guangxi is short, but the growth rate is very alarming. Because economic growth is subject to tourism resources, tourism market, the level of socio-economic development of the region, regional economic structure and a series of natural and cultural factors that make...

in this paper, the ionospheric detector receiver analog channel are analyzed, and comb out the different kinds of common failures, due to the fault has the uncertainty and inaccuracy of how to modeling the ionosphere detector fault reasoning, and how to the ionosphere detector is a key problem for its...

In the new stage of the development of “Internet + Education”, online teaching is not only a teaching form, but also an important link in the modern teaching system of colleges and universities. However, there are outstanding problems in the current online teaching process from the construction of digital...

MOOC teaching mode is an important trend in the development of higher education. In the teaching process of many colleges and universities, it is also gradually applied in the classroom teaching process. This teaching mode belongs to the new teaching mode, and there are big problems in the teaching practice....

Bolt joints are widely used in all kinds of machines. The advantage of them is cheap and convenience. For different application fields, the structures of bolts are very different. They are typically lighter for the same strength and provide better heat conduction. As we know that do FEA (finite element...

Badminton is one of the hot items in PE class of university. Facing the reform of physical education in ordinary colleges and universities, the teaching of badminton is trying to transform and develop. When higher requirements are put forward for the physical literacy and business ability of physical...

Airport security generally have 3 (the paper is divided into A, B, C) security entrance. Since the function of each channel varies from person to person, the time each person spent is not the same. Using traditional data analysis will be a huge project, however, using the cellular automata model is possible...

With the strengthening and deepening of international communication, English occupies the most important position among thousands of languages in the world as the universal language. In many non-English speaking countries with well-developed educational resources, English learning (EL) has been popularized...

Practical teaching is refers in the approximate actual combat environment and conditions of education and training activities, is comprehensively implement the training principle of "training war training agreement", the teaching and training of environmental conditions through the creation of highly...

Returning to Marx is an important way to study Marxism. With the development of the times, how to highlight the great value of Marxism has become an important proposition of the times. However, the current ideological and political theory course has not properly dealt with the relationship between promoting...

Hexagon socket head bolts are widely used in many engineering fields as fasteners and are common and important parts for engineering, but for some hexagon socket head bolts it is still tedious to build the 3D models and assess their reliability. It is important for a hexagon socket head bolt to do reliability...

In this paper we considered a scheduling problem including both production and job delivery, with machine availability and job rejection considerations. The objective is to minimize the arrival time of the last delivery batch of accepted jobs to the distribution center plus the total penalties of rejected...

In this paper, we conduct research on the smart home system construction based on Internet of things and the big data. As cloud computing and big data are widely used in smart home, intelligent household from wired to wireless, makes the operation of the user can add simple convenient. User home smart...

This paper analyses the development of Internet of Things (IoT) and introduces essential techniques of IoT. In order to solve problems in smart substation construction, this paper analyses the situation of substation construction in Anhui, and proposes an integrated management system of IoT in the Jinxiu...

Based on the perspective of intergenerational differences, this article uses the Oprobit model to explore the degree of farmers’ dependence on land function in traditional agricultural areas of Sichuan, and analyzes the impact of farmers’ dependence on land function in different generations on their...

In this paper, we conduct research on the IT outstanding engineer education training plan based on university-enterprise cooperation alliance. On basis of field investigation and questionnaire research from the enterprise point of view to understand the status of the cooperation between the colleges...

Aimed at the half-tooth master gear which is used for single and double–flank gear roll testing synchronously. By gear structure analysis it was discovered that the half-tooth groove depth is the main factor to determine gear tooth stiffness. On the basis, through the finite element analysis of gear...

The resettlement project in Southern Shaanxi is featured with a large amount of planning and construction in the scope of town. Due to the disconnection with the village and town planning and the lack of overall consideration on the ecological environment, problems have occurred such as the disorder...

Cell adhesion to cells or substrates is the basis for cell colonization and survival. Based on atomic force microscope (AFM), a single probe was used to quantitatively measure the adhesion of different cell types. The self-made pneumatic control system produces negative pressure to fix the cells, replacing...

Segmenting individual trees from the forest point cloud has significant implications in forestry inventory. This paper presents a novel computational scheme to segment and cluster the 3D point cloud data acquired by an airborne LiDAR. The scheme employs a mean shift-based iterative procedure on the data...