Abstract:研究了以厌氧消化器常见的易挥发有机酸为电子供体的硫酸盐还原菌混合培养物的硫酸盐还原动力学特征，在此基础上，建立了反应器水平上的硫酸盐还原动力学模型。在处理含１９２００ｍｇ／Ｌ的ＳＯ_４~（２－）和２９４００ｍｇ／Ｌ的ＣＯＤ的味精废水时，对模型进行了修正，修正后的模型的相对误差不大于±４％．

Abstract:The non-enzymatic degradation profile of glucosinolate in rapeseed under pressure thermal treatment was studied, and the related mechanisms were discussed.

Abstract:Functional properties of five chitooligosaccharides with average molecular weight (MW) of 1500. 3000. 5000. 8000. 13000 respectively were investigated. It was showed that the water solubility of chitooligosaccharides (MW1500 and 3000) are satisfied. their

Abstract:Bacteria AMB-001 accumulating polyhyclroxyalkanoates (PHAs) was screened out through special procedure. and identified as the Genus Alcaligenes. The mutant AUN-39 was obtained after UV light and NTG mutagenesis, and found to synthesize PHB 35%and PHBV 47%

Abstract:The synthesis of diacetyltartaric acid esters of mono-and diglycerides (DATEM) was studied. The composition and quality indexes of the DATEM product were analysed. The baking effects were also tested.

Abstract:On the basis of phase-equilibrium theory. some physicochemical properties of hexane/alcohol/water tricomponents system are studied. and the possibility of such tricomponents nonazeotrope to be used as alternative solvent in the oil extractions is theoreti

Abstract:Systematic studies were carried out on the optimation of the Composition of in dustrial raw material medium for Conversion of Xylose to Xylitiol by yeast. This optimizing medium only industrial was for mulated via Plackett-Bumman design and Response Surfa

Abstract:The major properties of cheymosin used in cheese preparation are studied, calcium concentration, temperature an pH value have remarkable influences on the enjyme activity.

Abstract:对合成羟基磺基甜菜碱（ＨＳＢ）的两条合成路线进行了尝试，分别用３－氯－２－羟丙磺酸钠中间体法（Ⅰ）和阳离子中间体法（Ⅱ）合成了长链烷基－、酰基－和乙氧基取代酰基羟基磺基甜菜碱等６个品种。用ＧＣ，ＴＬＣ，ＩＲ~１－ＮＭＲ及元素分析等多种分析手法对中间产物和终产品进行了结构和纯度分析，证实了在合适的反应条件下，两条反应路线均能得到高产率的羟基磺基甜菜碱。

Abstract:针对功能陶瓷制造对材料理化指标的特殊要求，以工业级钡盐为原料，经提纯、合成、获得杂质含量低、分散性好、颗粒为球形或近似球形、平均粒径≤１μｍ的高纯碳酸钡。

Abstract:A new algorithm of generating tool paths of two-dimensional profiles is presented. It simplifies the earlier complicated programming and improves the NC operating property in CAD/CAM system. This algorithm can be used in generating of both open and closed

Abstract:To varieties of fruits. the symmetry is an important feature to describe their shape. As the symmetry is relative fuzzy concept. a comprehensive approach with fuzzy theory. neural network to detect the symmetry is proposed. The tests prove that the method

Abstract:The frame, principle and software design of the advertisement display system which can be controlled by the MCS-51 Single-chip computer is introduced. The numbers of Adv board and Display patterns are adjustable.

Abstract:Computer safety problems. such as CMOS changed. softwares erased. virus infected were analyzed. and some programs were designed for solving these problems. Cryptogram. partition harddisk. distinguish diskette fingerprint and track system have been applied

Abstract:The application of cellulase in jeans finishing was studied. The cellulase was produced by solid-state fermentation with Trichodcrma Koning 92-01. The activity of cxtracted enzyme powder on CMC was 2800U/g. The influences of various factors on enzyme-wash

Abstract:Instant rice has very little lipids, however, it is easy to be rancid, because of its porous structure and rich in unsaturated fatty acids in the lipids. Prevention of instant ricefrom rancidity to extend its shift life is a critical problem to develop th

Abstract:A kind of soiled cloth for detergentcy testing of detergents was produced with blood milk indian ink stained on cotton fiber.

Abstract:The function of INTERLNK and INTERSVR in MS-DOS are analyzed and the applied method on management of microcomputers room is introduced.

Abstract:The basic principle and characteristic of copcentra ELS-EBC-EAC warp knitting machine are introduced. the pattern design method and the knitting technique of warp knitting fabric are also established.

Abstract:The experimental equipment for friction factor measurement in laminar flow has been improved.The experiment data are treated with 5. 0(chinese vesion),which simultaneously offers complete tables and figures.The experimental results agree fairly with the t