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Study on Open Architecture Controller and Its Application in Piston Machining

NC is the foundation and core technology of advanced manufacturing, and reflects a nation's manufacturing and industry level. Nowadays, open architecture controller and fieldbus for motion control are the hotspots in the area of numerical co....
Study on the Kinematics and Interpolation Control of the Series-Parallel Hybrid Polishing Machine To

In 1994 on the Chicago international exhibition of machine tool (IMTS'94), the parallel machine tools of Hexapod and Variax are displayed by the Ingersoll and Giddings & Lewis company of America for the first time, and it is paid close atten....
Study on Nitinol Electropolishing

In recent years, the study of surface preparation has attracted considerable attention due to its potentially important effect on properties of TiNi alloy. Electropolishing has been used in TiNi alloy in several fields for its special charac....
Comparative Studies on Biochemical Characteristics between Normal and PSE Pork Muscle and Studies on

Post-mortem rapid glycolysis of pork and slow cooling of the carcass lead to muscle higher temperature(≥38℃) and lower pH (≤6.0), consequently, bring the cisterna burst-apart, sarcolemma tissue fragility and decrease in density. the wa....
A Study on the Application of Membrane Technology on the Processing of Blood Orange Juice and Resolut

Under the background of present applied technology for juice processing and under the target to develop concentrated juice with high nutritional quality by industrialization of membrane clarification, separation and concentration, the experi....
Study on Osmotic Dehydration Combined Fluidized Bed Drying of Blueberries

The key technologies of osmotic dehydration combined with fluidized bed drying of lowbush blueberries (Vaccinium angustifolium ) were studied.The lowbush blueberry (wild blueberry) plant is origin from North America. Recently many provinces....
Study on Postharvest Physiology and Preserving-freshness of Fresh Vegetable under the Condition of Si

For the first time we studied on the postharvest physiology and preserving-freshness in leafy and fruit vegetable usually used in warship under simulated condition of cold storage of warship and explored fresh vegetable ensuring during warsh....
Studies on Foam Stability of Unpasteurized Beer Based on Saccharomyces Cerevisiae

Yeast proteinase A (PrA) [EC3.4.23.25], a proteolytic enzyme found in the vacuole of Saccharomyces cerevisiae, is involved in non-specific proteolysis during starvation and proteolytic maturation of other vacuolar enzymes. Proteinase A can.....
Study on Chemical Components and Purification of Xanthohumol of Hops (Humulus Lupulus L.)

The hop plant (Humulus lupulus L., Cannabinaceae) is a dioecious twining perennial. The inflorescences (hops or hop cones) are used in the breweries to give beer its characteristics such as flavor and aroma and also as herbs. On abroad, it h....
A Study on Deinking Chemistry of Mixed Office Wastepaper

Office wastepaper has been becoming one of the large four classes of wastepapers for ever-increasing utilization of xerographic and laser printed paper.Recycled office waste papers are potentially an excellent source of low cost, highquality....
Study on the Characteristics of Polyaluminium Chloride and Its Applications on Wet End

Aluminium sulfate (alum) has been used as the rosin sizing precipitant for along time, but it is only valid in acid pH. With the rapid development of paperindustry, the neutral sizing has shown more and more benefits and tends toreplace the....
Characteristics of Soil Heavy Metal Pollution and Efficiency of Phytoremediation Using Poplars in the

This dissertation chooses the southern part of Beijing for its research area. By means of data processing, field investigation, laboratory analysis and stimulating experiment , it deals with the characteristics of the soil heavy metal pollut....
Study on Heavy Metal Contamination Mechanism and Countermeasure in Urban Soil of Changchun

With the development of urbanization and the increase of population density, a large quantity of heavy metals were discharged into urban soils thus threatened human life and contaminated ecological environment. These heavy metals came from d....
Enantiomer Separation and Enantioselective Environmental Behavior of Typical Chiral Herbicide of Dich

The worldwide research on the enantioselctive behavior of chiral contaminants in the environment is still in its early stage, especially in our country. Because of the bioactivities of enantiomers being so different, they are selectively deg....
Exploitation and Application Research on Unpill Double Deck Filtration Medial Filter and Integrated P

Exploitation and application research for water industrial equipment may reduce engineering investment and running, advance water level in our country. New type of water technology of high efficiency and economic is important research in was....
Change in the Biomass, Enzymes Activity and Diversity of Microbial Communities under Lead and Cadmium

Heavy metal pollution has received increasing attention in recent years mainly because of the public awareness of environmental issues as heavy metals are toxic at higher levels in both natural and man-made environment ecosystems. Heavy meta....
Present State, Problem and Countermeasure of Urban Environmental Geochemistry

Urbanization is the result of the development of industry and is a symbol of the improvement of civilization degree of the society. At present, the rapid development of city is the common global trend. While 30 percent of the global populati....
Study on Ecological Effects and Mechanisms of Soil Remediation by Restoring Native Herbage in Xerothe

Soil degradation can be defined as a decline of soil productivity, quality and sustainability which caused by natural and, particularly, anthropogenic factors leading the loss of physical, chemical and microbial processes in the past, curren....
Study on Mechanism of Desertification and Evaluation of Ecologic Environment in Bashang, Hebei Provin

Bashang Area of Heibei Province is on the southern edge of Mongolian Plateau and in the north of Hebei Province, and this area is one typical mixed zone of agriculture and animal husbandry in China, which is also a typical fragile and weak e....
Research on Security of Land Ecological Environment in the West of Jilin Province

Ecological security is a new international environmental research field in the nineties of last century. It has become the main component of nation security and social stability. It is the prerequisite and foundation of sustainable developme....
Non-Twin Strengthening and Toughening Mechanism for Cold-Weld Deposited Metall of High Carbon Alloy S

Up to now, the welding theory for high carbon alloy steel has not been well established.With the rapid development of the manufacturing industry in the world, the consumption of high carbon alloy steel, which is widely used to make tools and....
The Research on Intellectualized Process Design and Quality Control of Spot Welding of Aluminum Alloy

The spot welding of aluminum alloys has gained more and more application inautomobile, airline and spaceflight industries. For its physical characteristics,aluminum alloys have bad weldability and quality controlability and the quality ofnug....
A Vision-Based Automatic Seam Tracking System for Underwater Flux-Cored Arc Welding

The use of underwater welding is on the increase as more and moreoffshore structures are being fabricated. In the need of exploring theresources in the deep sea, underwater welding is also used in that deepunder sea. It is strongly expected....
The Research on Machinability of Al_2O_(3f)+C_f/ZL109 Hybrid Composites

Aim at to develop the automobile materials for piston and cylinder core, JilinUniversity has developed Al2O3 and carbon (C) short fiber reinforced ZL109 alloyhybrid composites (Al2O3f+Cf/ZL109). The wear resistance and mechanicalperformance....
Study on the Drilling Technology of CFRP

Carbon fiber reinforced plastics(CFRP) are characterized by superior strength-to-weight and stiffness-to-weigh ratios, high fatigue strength and good heat resistance. They have been used widely in airplanes, spaceships, automobiles and sport....
Dynamics Optimization Design on Parallel CNC Cutter Grinding Machine Tool

Parallel machine tool is a new type of machine tool. It is characterized by high ratio of stiffness to mass, high speed, good parts-modularizing and low manufacturing cost. Research institutions worldwide had done much research on parallel m....
Study on the Theory and the Design Method of PKMs

Parallel Kinematics Machines (PKMs) are a new type of CNC machines, and it has many advantages over the conventional serial machines. But PKMs also have lots of theoretical and practical problems to be solved because it was just several year....
A Study on Global Tool Positioning Strategy and Its Application in Machining of Large Paraboloid Ante

The increasing application of 5-axis machine tools makes the efficient machining applicable. But for years the research on tool positioning strategy were generally influenced by the local contacted method. The cutting band was thus too narro....
Distribution of Nutrient and Plankton Mass in Three Gorges Reservoir Water Body

Aquatic eutrophication is a prevalent ecological problem. The Three Gorges Reservoir started water storage in June 2003, and water level of the dam fluctuated around 135 meters. Since then, part of the Yangtze River became a typical channel....
Dynamics of the Soil Heavy Metal and Environment Effect During the Urbanization in the Chengdu Plain

With the development of society and economy and the speeding up of urbanization course, the overspreading of cities and traffic constructing, industrial pollutant discharge and exudation, and irrationally apply of sludge and rubbish in citie....

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