反应速率

In order to improve energetics information along the MEP, single-point calculations are carried out at the multi-coefficient correction method based on quadratic configur...

在实验测量的温度范围内，理论计算的反应速率常数与已有的实验结果符合的较好，说明了理论研究结果的可靠性。

The effect of methanol concentration on the etherification was discussed.

在消除内扩散和外扩散的情况下，考察了甲醇浓度对醚化反应速率的影响。

In order to determine total reducing sugars accurately, the concentration of potassium ferricyanide and sodium hydroxide were optimized to get equal redox reaction rates of glucose and fructose with ferricyanide.

选择适当的铁氰化钾及氢氧化钠浓度，可使葡萄糖和果糖与铁氰化钾的反应速率一致，从而保证总还原糖的准确测定。

The influence of CO2 on the reaction is less significant than that of other traditional ferrochrome shift catalysts, which, very possibly, results from the diffusion or the behavior of Cu in this catalyst.

从动力学方程可以得出该高温变换催化剂内扩散影响严重；该催化剂上CO2组分对反应速率的影响与其它铁系变换催化剂相比变小。

The influence of the concentration of iodine and sulphur dioxide in the Karl-Fischer reagent and formamide concentration in the electrolyte on the reaction rate is investigated.

本文研究了卡尔·费休试剂中碘、二氧化硫和电解液中甲酰胺的浓度对反应速率的影响。

The reaction rate is monitored spectrophotometrically by measuring the increase in the absorbance of acid fuchsine at 546 nm after a fixed heating time (10 min).

在固定加热时间段(10 min)后，于546 nm处测定酸性品红的吸光度增加值监控反应速率。

Moreover, the conversion and enantioselectivity in the ionic liquid were also higher than that in hexane.

试验结果表明，[PF6]中的酯化反应速率，酯化转化率和手性选择性都优于正己烷。

A kind of more effective viscosifier can improve the viscosity of acid solution, reducing the mass transfer velocity of hydronium H+ towards the rocks surface, thereby decrease the filtrate loss of acid solution and the reaction rate between acid and salt, lengthen the distance of acid penetration.

向酸液中加入良好的稠化剂能提高酸液粘度，降低氢离子向岩石壁面的传质速度，因而降低酸液滤失和酸盐反应速率，增加了酸液的有效作用距离，提高了酸化效果。

The influence of Mn on the reduction of Cr by the three organic acids was also studied.

同时研究了Mn对3种α-OH酸还原Cr反应速率的影响。

In all cases the rate of reaction is enhanced by increasing concentration of nitric acid.

在所有情况下，反应速率随着硝酸浓度的提高而增大。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。