查询词典 reaction rate

The effects of reaction temperature, pressure, the ratio of actual air amount to theoretical air amount, reflux rate, the contents of oil and impurities settled in alkali waste on the removal of sulfides, phenol and CODer were discussed.

同时对影响系统操作和氧化处理效果的反应温度、压力、空气比、回流量、含油量和杂质沉淀物等若干主要因素进行了分析论述。

It was also showed by the results of linear polarization and impedance spectroscopy that hydrogen storage alloys coated could increase the exchange current density I0 and reduce the electrochemical reaction resistance, illustrating that the surface coating could increase electrocatalytic activity and enhance the diffusivity of electric charge in alloy surface, so that the high-rate discharge performance of the coated electrode was improved.

线性极化扫描和电化学阻抗图谱分析结果表明，包覆Cu、Cu-Co及Cu-Ni处理改善合金电极的交换电流密度I0，降低电化学阻抗，说明包覆处理改善合金表面的电催化活性，加快合金表面电荷的迁移速率，从而提高高倍率放电能力。

In the range of test concentration, the maximum scavenging or inhibition rate of apple polyphenol extracts to linoleic acid auto-oxidation, nitroso, hydroxyl radical generated by Fenton reaction, superoxide anion radical generated by illuminating riboflavin and pyrogallol auto-oxidation was 94.4%, 95.76%, 96.64%, 95.19% and 90.48% respectively.

在试验浓度范围内，其对亚油酸自氧化、NO_2~-、Fenton反应产生的羟自由基及光照核黄素和邻苯三酚自氧化产生的O？

The paper studied the scavenging active oxygen radicals of brown pigment from chestnut shell. The results showed that the brown pigment had scavenging effects on hydroxyl radical, superoxide anion radical and aliphatic radicals on lipid-peroxidation. In the range of test concentration, the maximum scavenging or inhibition rate of the brown pigment to hydroxyl radical generated by Fenton reaction, superoxide anion radical generated by illuminating riboflavin system and linoleic acid auto-oxidation was 83.0%, 82.1% and 88.5% respectively.

从清除羟基自由基和超氧阴离子自由基、抗脂质过氧化以及还原能力等方面对板栗壳棕色素的抗活性氧自由基进行了试验研究和评价，结果表明：板栗壳棕色素对Fenton反应产生的羟基自由基和光照核黄素产生的超氧阴离子自由基均具有较强清除作用，对脂质过氧化过程中产生的脂自由基和脂过氧化自由基有明显的抑制作用，且在试验浓度范围内，其最大清除率或抑制率分别可达到83.0%、82.1%和88.5%。

When crude price remained a high level,the quantity of bittern increased,adding method of barium chloride was innovated,and the rate of chemical reaction of barium chloride increased,the cost of caustic soda would be reduced.

介绍了SO42-在盐水生产系统中的平衡情况及去除方法，指出在原盐价格坚挺的情况下，增大卤水用量，改进氯化钡的加入方式，提高氯化钡的化学反应率，可降低烧碱生产成本。

The less rate of L acid at 1440cm-1 to total acid is, the more intensive the catalytic property is for reaction between benzene and benzyl chloride.

对于苯与氯化苄的反应，L酸1440cm(-1)附近吸收所占总酸量的比例越小，催化剂的催化性能越强。

The photoinduced cis-trans isomerization reaction occurs after photo-irradiation of this compound, and the rate of conversion depends strongly on the polarity of solvents used.

八 研究了C5位联有含氮茋的三芳基-2-吡唑啉化合物(TPP15)的光物理行为，发现：该化合物在不同极性溶剂中的荧光量子产率值呈倒钟形状，这与在不同极性溶剂中邻近效应的大小以及吡唑啉环和含氮芪基团间的电子转移的难易程度有关。

At 700 _C and below Figure 3(a, the equilibrium partial pressure of CO2 is relatively low, limiting the rate of the calcination reaction.

在700 _C及以下（图3段），二氧化碳分压平衡是相对较低，限制了焙烧反应速率。

The problem in using titanium dioxide as a photocatalyst is recombination of electron and hole. One strategy for inhibiting theirs recombination is to add other electron accepters to the reaction. It can reduce the electron/hole recombination and then produce more ·OH on the surface of titanium dioxide, from which increased the degradation rate of the pesticide.

二氧化钛作为光催化剂进行光催化降解的问题在于电子—空穴对的重新复合，抑制其重新复合的一种办法是加入其他的电子接受体，减少电子—空穴对的复合，从而使光催化剂TiO2表面产生更多的·OH自由基，加强农药的光催化降解。

The rate of the reaction between RSH and oxygen, which is catalysed by CoTSPc ,is determined by the decrease of oxygen volume.

讨论了CTAB对该反应的作用机理，计算了反应生成物的组成和反应的平衡常数。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。