查询词典 kinetics

Basedon the studies on the curing kinetics of TEDS/ DDM system as well as model rcasnon of TEDS/di - n- butylamine, the first order kinetic was proposed for TEDS.

对其与二正丁胺的模型反应、与DDM（4，4'－二氨基二苯基甲烷）的固化反应劝力学研究表明，反应对TEDS为一级反应。

The kinetics on the hydrogenation of succinic anhydride to γbutyrolactone has been studied.

研究了琥珀酸酐加氢生成γ-丁内酯的反应动力学。

Objective To study the effect of butyrolactone-Ⅰ on maturation in vitro and the kinetics of meiotic maturation in murine cumulus oocyte complex.

目的研究丁内酯-Ⅰ对小鼠卵母细胞体外成熟及成熟动力学的影响。

This thesis makes up the direction for Cu-Zn-Al-O catalyst, explores the perparation method and technological conditions、the reduction method and technological conditions of Cu-Zn-Al-O catalyst, investigates Cu-Zn-Al-O catalyst activity, and studies the kinetics of γButyrolactone synthesis reaction by the liquid phase dehydrocyclization from 1, 4-Butanediol on Cu-Zn-Al-O catalyst in the batch reactor.

研究了Cu-Zn-Al-O催化剂的配方、制备方法和工艺条件、活化方式和工艺条件，考察了催化剂的活性，并在全混釜反应器中研究了1，4—丁二醇在Cu-Zn-Al-O催化剂上液相脱氢环化合成γ—丁内酯的反应动力学特性。

The pyrolysis characteristics and kinetics of Gracilaria cacalia belonging to a marine biomass were studied by using the thermogravimetric analysis method, and the experimental results obtained at different heating rates (10, 20, 30℃/min) and particle sizes (0.18, 0.28, 0.45mm) were analyzed.

用热重分析法对一种海洋生物质--海藻类植物江蓠的热解过程及其动力学规律进行了研究。

Transport kinetics of lead ion using calix[4]arene derivatives carriers in liquid membrane have been briefly discussed.

简要讨论了以杯[4]芳烃衍生物作为离子载体对Pb2＋液膜传输的动力学机理。

Differential scanning calorimetry of the thermo-analytical technique was used to determine the cure kinetics of this system.

分别采用Kissinger和Ozawa-Flynn-Wall方程推导了该固化体系的固化动力学方程，并计算了固化反应活化能。

The experiments for determining the mechanism and kinetics of catalytic pyrolysis reaction for a simple petroleum feedstock, were carried out in a batch micro-reactor using Daqing light gas oil. The results showed that carbonium and free radical reactions were the key reactions in catalytic pyrolysis. The carbonium ions were induced by catalytic reaction, whereas free radical reaction was predominantly due to thermal cracking.

首先在重油微反装置上考察大庆减压馏分油催化裂解反应产品分布，并将反应结果与相同温度范围内的热裂解反应相比较，二者的产品分布随温度等操作参数的变化规律明显不同，进而推断催化裂解反应过程为正碳离子反应机理和自由基反应机理并存；并建立了大庆减压馏分油催化裂解消失动力学模型，求得了化学反应速率常数。

Because of attraction between water molecule and carbonium ion, the severe contract in system volume brings about activation volume effect (the most negative A〓 observed in this work is 407cm〓mol〓), which produces subtle relationship between reaction kinetics and pressure in a certain operating region.

反应过渡产物正碳离子及水合正碳离子与近临界状态水分子之间强烈相互吸引导致反应活化体积出现极负值现象（本实验所测极值为-407cm〓·mol〓，这使得水解动力学参数对反应压力存在敏感依赖关系。

Celite activation markedly attenuated TFPI-mediated effects on coagulation kinetics, whereas TF activation accentuated TFPI-mediated prolongation of clot initiation and diminution of propagation.

硅藻土激活显著的弱 TFPI-介导的对凝血影响，然而 TF 激活强 TFPI-介导的延长凝血启和 TFPI-介导的血块增殖减少。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。