It can increase the reaction rate substantially.

Reaction rate decreases with aging time.

反应速率随老化时间的增加而降低；

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A Photographic Method for the measurement of Reaction Rate of Sulfite Oxidation

用于亚硫酸根氧化速率测量的图像处理方法

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It was also proved that the amount of catalyst and temperature could influence the reaction rate.

升高反应温度，加大催化剂用量均有利于封闭反应的进行。

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Catalysts affect the reaction rate of polyurethane porous materials.

催化剂是影响聚氨酯多孔材料发泡速率和开孔率关键因素之一。

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The amount of inhibitor hydroquinone had little effect on reaction rate.

阻聚剂对苯二酚用量对反应速率的影响不显著。

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Reaction rate study for the corrosion of pure aluminium in copper chloride solution

纯铝在氯化铜溶液中溶解速度的研究

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A Discussion on the Reaction Rate

无机化学中的化学反应速率

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The Cause of High Reaction Rate of Displacement Bleaching

置换漂白反应速度快之原因

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And the concept is reaction rate.

概念就是反应速率。

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The reaction rate increases with increasing temperature and NaOH concentration.

高铁酸钠生成速率随着温度的升高和NaOH浓度的增大而加快。

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The reaction rate improved as the concentration of K+ increased.

当钾离子浓度增加时反应速率也增加。

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The optimum conditions influencing the reaction rate were studied.

研究了影响反应速率的最佳条件。

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Improvement of the experiment of the chemistry reaction rate and active energy

化学反应速度和活化能实验的改进

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TG curves have shown that the addition of MnO_2 ( CuO or Cr_2O_3) to CaCO_3 not only causes the increase in the initial reaction temperature of thermal decomposition of CaCO_3, but also extends the reaction temperature range of that to higher temperature direction.

TG曲线表明：在CaCO3中分别掺入上述物质后，CaCO3热解的起始温度升高，反应温度范围向高温方向扩展，导致CaCO3热解更完全。

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After treated by pressing or ball milling, Al-C powders can react before Al melts, but the reaction rate and reaction temperature range are greatly different in the two cases.

但经过压块或球磨处理，Al、C混合物能够进行反应。该反应受动力学影响，反应温度和速度相差较大。

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The calculated activation energy for SHS of TiB 240% Fe ( in mole) is 399kJ/ mol, close to the activation energy of Ti+ 2B reaction in low temperature range, which indicates a diffusion controlled mechanism.

计算得到TiB240%Fe（以摩尔计）的SHS过程激活能为399kJ／mol，接近Ti＋2B在低燃烧温度区域的反应过程激活能，预示着一种扩散控制机理。

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Virtual research centers have many advantages such as sharing resources, mutual-supplementation of advantages, high agility, fast reaction ability in extensive range but the moral risk, which often be overlooked, can exists in it.

虚拟研究中心具有在广泛的范围内实现资源共享、优势互补以及高度的灵活性和反应快速性等诸多优势，但同时也蕴涵着道德风险，这些风险在其优势的掩盖下，往往被人们所忽视。

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The mass distribution of the products for thermal reaction at surface temperature range of 300K-750K has also been studied by a chopped molecular beam and quadrupole mass spectroscopy using Lock& in amplifier technique.

同时以调制分子束技术和锁相放大探测方法研究了在表面温度300K-800K范围内Cl2和Inp（100）热反应产物的质量分布。

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It was found that the best conditions for preparing nickel hydroxide nanorods were the reaction temperature in the range 180~ 200 ℃ and the pH value between 9 and 10.

结果表明，氢氧化镍纳米棒形成的最佳条件是180～200℃，pH为9～10。

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Layered zinc benzoate hydroxide compound with a basal spacing of 1.44 nm was prepared by hydrothermal reaction in a temperature range of 110~ 180 ℃.

在110～180℃范围内，以Zn（OH）2与苯甲酸为原料水热法成功合成了层状氢氧化苯甲酸锌化合物。

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