reaction velocity

Reliable reaction condition has been developed for acidic hydrolysis of ginkgo extract: the reaction temperature is 70~ 71 ℃, reaction time 4 h and stirred at a low velocity.

提出了定量分析银杏提取物中黄酮甙含量的酸水解反应条件：反应液温度70～71℃、反应4h、低速搅拌。

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A Theoretical Calculation of the Hydrogen Evolution Reaction Velocity at the Mercury Electrode

汞电极上氢析出反应速度理论计算

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3-D velocity analysis fast reaction velocity;

三维速度分析（3）钠水反应迅速；

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Measurements taken in the lysozyme concentration range 0.5 4 U/ ml showed a linear dependence of the reaction velocity on the enzyme concentration.

酶浓度在0.5～4U/ml范围内，酶反应速度与酶浓度成线性关系。

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A Discussion on The Reaction Velocity of Inorganic Chemistry

关于无机化学反应速度问题的探讨

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It indicated that the parental occupational exposure to TNT may affect the visual development and drop visual reaction velocity.

父母生育期职业暴露TNT对子代的视力及视反应时可能有一定的影响。

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The effects of reaction temperature, space velocity, solvent amount, and by-products on hydration reaction are investigated.

实验考察了反应温度、C4空速、溶剂用量及副产物对水合反应的影响。

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The result indicates that the enzyme reaction velocity tends towards steady state with the form of index attenuation or small damped vibration when reaction time is longer.

结果表明，当反应时间较大时，反应速度是以指数衰减或小阻尼振动的方式趋向稳态。

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These factors will decide the physical chemistry properties of hydrate, such as its structure, reaction velocity, gas content, etc.

这些因素制约着水合物的生成结构类型、反应速度和含气量等物理化学性质。

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The related monomers and their model compounds for polymers were synthesized, then their reaction velocity constants were determined.

首先合成了有关的单体及二聚体的模拟化合物，然后进行了反应速率常数的测定。

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But at more high temperature ( 80 ℃), the reaction velocity coefficient of separate collected fly ashes is higher than grinding fly ashes.

但在高温（80℃）下，分选灰的反应速率常数大于磨细灰。

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The Nonlinear Dynamic Phenomena of B-Z Reaction in CSTR have been studied. They contain the effect of current velocity, vitamin B1, and mercury ion on B-Z reaction.

本文研究CSTR中B-Z反应的非线性动力学行为，包括流速、维生素B1及汞离子等对B-Z反应的影响。

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Initial reaction velocity for hydrogenation of nitrobenzene was 60 times higher on the nanoparticle nickel catalyst than on Raney nickel catalyst.

该种纳米镍对硝基苯催化加氢的初始速率比雷尼镍高69倍。

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The assurance period of apple seed oil was predicted according to Arrhenius equation and the relation between reaction velocity constant and shelf life.

根据Arrhenius方程和反应常数与货架寿命的关系，预测苹果籽油的货架寿命。

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A formula of total catalytic reaction velocity for qualitative analysis of converter efficiency was deduced from a two-dimensional model of three-way catalytic converter.

从三元催化转化器的二维模型出发推导出了总体催化反应速度公式，可定性分析三元催化转化器的转化性能。

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Model of desulphurization reaction velocity during powder injection in ladle

钢包喷粉脱硫反应速度模型

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It is also found that increasing the space velocity favor methanation reaction, inhibit water gas conversion reaction. There was not obviously effect on space-time yield of liquid hydrocarbons.

此外，增加空速有利于甲烷化反应，抑制了水气转化反应，对液态烃类产率影响不大。

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Therefore the first step is a process that controls reaction velocity decided by iso-butene concentration, having nothing with methanol concentration.

所以，反应的第一步为速率控制步骤，反应速率只取决于异丁烯的浓度，而与甲醇浓度无关。

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The tension control system has many good characteristics such as good stability, quick reaction velocity, high control precision.

该张力控制系统稳定性好，反应速度快，控制精度较高。

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Fast reaction velocity;

钠水反应迅速；

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The grafting reaction velocity and its temperature and time-dependent behavior are controlled by their E_a.

不同体系的接枝反应速度及其温度、时间依赖性的差异，是其E a不同所致。

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The results show that heat loss at the entrance of helium influences the steam reformer performance remarkably, and reaction velocity is not main factor influencing the performance.

研究结果表明：重整器氦气入口的散热损失对重整器性能有明显影响，而化学反应速度则不是影响其性能的主要因素。

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By the optimization of experimental formulas, the operation parameters when both the ratio of used gas and the reaction velocity are the highest are given.

通过对经验公式的优化处理，提出了气体利用率和反应速度能同时达到最大的操作参数。

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Reaction velocity and temperature field in atomizing-combustion process of alloys

合金液雾燃烧过程中的反应速率与温度场

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The experimental and testing results show that the developed SCA has a fast reaction velocity, a big expansive pressure strength and good weather resistance.

试验研究及检测结果表明，所开发的静态破碎剂反应速度快，膨胀压力大，耐侯性好。

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Desulphurization reaction velocity and reaction efficiency can be improved preferably in gas-liquid-solid three-phase.

在气-液-固三相条件下进行的脱硫反应，可以较好地提高反应速度和反应效率。

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The thermodynamic and kinetic calculations indicate that the intramolecular atom transfer needs higher activation energy, and the reaction velocity is very slow.

热力学和动力学计算表明，分子内的原子转移需要较高的活化能，并且速度很慢。

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Because of emitting off mass heat, polymerization is done under low temperature conditions in order to fall reaction velocity and get high molecular weight.

聚合α&烯烃散热量大，采用本体聚合方法必需解决好此问题，这就需要在低温条件下聚合，控制反应速度，提高产物分子量。

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Effects of reactor high aspect ratio, reaction temperature, space velocity and reaction time on reaction performance were examined.

考察了高/径比、反应温度及反应时间对反应性能的影响.反应活化能较高；

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The system with double 8051 chips collaboration realizes frequency measurement, improves reaction velocity of measurement system greatly and can be widely used in real time control systems.

该系统采用双8051芯片相互协作实现频率测量，使测量系统的反应速度大大提高，特别适合于在许多实时控制的系统中推广应用。

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