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Abstract: The diferrences in cell growth, composition and levels of anthocyanins and catechins, activity of phenylalanine ammonia-lyase and dynamics of production between anthocyanin accumulating and non-accumulating subclones of tea cultured cells were e
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文摘:从细胞生长、色素和儿茶素次生产物组成与含量、苯丙氨酸解氨酶活性以及产物合成动态分析几方面，研究比较了积累色素与不积累色素的两类茶树培养细胞系之间的差异。 |
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Abstract: The differences between loess and sand in liquefaction mechanism,models of pore water pressure generation, coefficients of volumetric compressibility and permeability coefficients are preliminarily analyzed to realize the characteristics, the ra
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文摘:初步分析了黄土与砂土在液化机理、孔压增长模型、体积压缩系数以及渗透系数方面的差异以便认识黄土液化具有的孔压增长快、消散慢和沉降大的特性。 |
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Abstract: The digital PID control equation in microcomputer-based control systems is introduced.The effects of the technologies of digital smooth filtering，first order recurrence filtering and dynamic compensation for improving the control features and en
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文摘:介绍了微机控制系统中的数字PID控制算式，重点分析了数字平滑滤波、一阶递推滤波和动态补偿技术在改善控制性能、提高控制精度中的作用，给出了仿真实验的结果图。 |
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Abstract: The discrete element method (DEM) model of two-level isolation system impacted by external force is developed.
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文摘:提出了外力冲击的二级隔离系统的DEM模型。 |
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Abstract: The durability problem of electronic equipment, the relationship among reliability , maintainability and supportability, and the character of electronic equipment are discussed.
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摘要：主要讨论了有关电子设备的耐久性问题和耐久性与可靠性、维修性、保障性的关系以及耐久性的特点。 |
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Abstract: The e-business is developing rapidly, and the current tax base has been harmed. How to solve the taxation of e-business in our country has become more and more highlighted.
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论文摘要：电子商务飞速发展，现行税基受到侵蚀，如何解决我国电子商务的税收问题已经日臻突出。 |
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Abstract: The ecological benefits on various bunds planted with vegetation were studied using fuzzy comparison analysis method，the results showed that the bunds of Amorpha fruiticosa，biomass，Caragana korshinskii are relatively good，especially the bund of
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文摘:通过对几种生物埂生态效益的模糊对比分析结果表明，紫穗槐、黄花菜、柠条埂的生态效益相对较好，尤其是紫穗槐埂为最优，而海棠埂则稍差一些。 |
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Abstract: The effect and principle of health food therapy are introduced.The therapy is helpflul for the prevntion of occupationa poisoning.
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文摘:简述了职业人群保健膳食方法的原理、功效及制订原则，该膳食方法对预防职业中毒有辅助作用。 |
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Abstract: The effect factors of grinding roller surface roughness areanalyzed and experimented.The law of effect factors such as roller rotary speed,grinding wheel granularity,grinding liquid and so on,about roller surface roughness is obtained.The mathem
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文摘:对影响磨削辊面粗糙度的因素进行了系统分析和实验研究，得出了轧辊转速、砂轮速度、砂轮粒度、磨削液等因素对磨削辊面粗糙度影响的一般规律，利用回归分析的方法建立了粗糙度的数学模型。 |
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Abstract: The effect of additive lime desulfurization in CFB on the EP was discussed. Main caculation and analysis on the dust density and ash characteristics.
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文摘:分析了循环流化床锅炉添加石灰石、生石灰和熟石灰脱硫对尾部除尘器的影响，主要从烟气含尘浓度和粉尘比电阻两个方面进行计算分析。 |
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Abstract: The effect of alcohol in the stabilization of silicomolybdic yellow and silicomolybdic blue,and other fit conditions were studied.The work curve of the content of silica in sodium silicate was established.
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文摘:研究了乙醇作为稳定剂对硅钼黄及硅钼蓝络合物生成的稳定性影响，以及温度、酸度等其它适宜条件，建立了水玻璃中二氧化硅含量工作曲线. |
