查询词典 reaction rate

Explanation was given on improvement effect of heating rate to caking property from essence of chemical reaction using pyrolysis kinetics.

并用热解动力学从化学反应的本质解释了升温速率对煤的粘结性的改善作用。

The rate of an enzyme catalyzed reaction increases with temperature.

酶催化反应的速度随温度而增加。

The rate of an enzyme catalyzed reaction increases with temperature.

发育和生长的速度在非致死温度范围内，温度对外温动物最大的影响很可能是影响了发育和生长的速度。

The results showed that the heat of synthesis reaction is affected by Al content, heat rate, powder size, compacts density and so on.

结果表明化合反应是一种放热反应，放热量受Al含量、加热速度、粉末颗粒尺寸、压制密度等因素的影响。

take the mtx consociates mifepristone to cure ectopic pregnancy has the advantage of high success rate、little vice-reaction、less harmful to nurses and economic, deserving the clinic expansion.

口服氨甲蝶呤加用米非司酮治疗异位妊娠具有成功率高、副反应少、减少对护理人员的损害、费用低等优点，值得临床推广。

Results There were no significant change in life system and heart rate of fetus,and no adverse reaction and syndrome,all the crura of parturients were able to move,after epidural analgesia in labor.

结果 产妇镇痛后生命体征平稳，下肢均能活动，胎心无明显变化，无不良反应和并发症发生。

In our study after adding the helpsoak reagent into the gold ore,some minerals have the chemical reaction with it,increasing the gold cyaniding speed,the leaching rate has achieved 90%~92%.

在氰化过程中，Cu容易形成Cu2沉淀覆盖在矿物表面上，阻碍金的继续浸出。氰化刚开始，金的浸出速度快，18h后氰化浸出速度降低，26h后金的氰化浸出停止。

For the cement, the surface hydration is the primary process at the initial stage, the kaolin disorganizes and gets into the solution in the form of the silicate tetrahedron and aluminate tetrahedron at the induce stage; the silicon-aluminum tetrahedron network structure is formed at the accelerate stage; the unti-network structure is formed and the rate of heat evolution falls at the decelerate stage; the reaction finished ultimately at the stable stage.

但其水化机理与传统的硅酸盐水泥不同：初始期主要是表面水化，诱导期是高岭土解体并以硅氧四面和铝氧四面体的形式进入液相；加速期形成硅铝四面体网络结构；减速期网络基本形成，水化放热速率降低；稳定期反应速率很低，网络结构趋于稳定。

As a result, reaction condition is obtained as C/H=1/2 and temperature range of 3200— 4100K; Then necessary quenching rate for preventing acetylene dissociating is calculated.

计算表明，以固定率R=0.90为准则，当急冷初始温度在3000—3500K温度范围内时，所需的初始急冷速率为0.77-5.8×10~8K／s。

The present invention is suitable for the reaction for generating aldehyde by oxygenizing various alcohols which include aliphatic alcohol, ester cyclitol, aromatic alcohol and diatomic alcohol, and which have high conversion rate to alcoholic and high selectivity to aldehyde or ketone.

本发明适用于包括脂肪醇、酯环醇和芳香醇以及二元醇在内的多种醇氧化成醛和酮的反应，具有对醇的高转化率和对醛、酮的高选择性。

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。