结果发现,甲苯的初始反应速率随其初始浓度的增加而增大,并最终趋于稳定;
The reaction rate increases when increasing the initial concentration of toluene, maintained constant eventually, increases when increasing oxygen content, and then decreases after higher than 25%.
研究了工艺条件(不同固化温度、固化时间和初始反应温度)以及浇注成型产生的缺陷对聚氨酯弹性体力学性能的影响。
Effects of process conditions such as different curing temperature, curing time, starting reaction temperature and casting flaw on polyurethane elastomers mechanical properties are investigated.
她认为,压力导致机体释放预炎症细胞因子(pro - inflammatory cytokines),这是种为抵抗感染而产生初始反应的免疫因素。
Stress, she says, causes the body to release pro-inflammatory cytokines, immune factors that initiate responses against infections.
是已经反应的摩尔数,除以初始摩尔数。
It's the number of moles that have reacted divided by number of moles initially.
如果初始刺激引起消费者和商业活动的连锁反应,乘数很可能大于1。
And if the initial stimulus triggers a cascade of expenditure among consumers and businesses, the multiplier can be well above one.
在反应堆安全中,他们观察可能产生问题的,事件,初始的事件在压水式反应堆的领域里。
In reactor safety they look events that can create problems, initiating events in PRA world.
初始的反应或氧化可以抵制材料表面再进行化学反应。
This initial reaction or oxidation resists further chemical reaction on the metal surface.
在82例急性心肌梗塞(ami)的病人中探测使用卡托普利的初始血压反应的因素及机制。
Factors related to the initial blood pressure responses to captopril were examined in 82 patients with acute myocardial infarction (ami).
模型提供水泥初始水化历程的热学参数及结构形成参数,将化学反应进程与结构形成的物理状态结合起来。
The H-E model provides the thermal parameter and the structure forming parameter of cement initial hydration, which combines the chemical reaction course and physical state of the structure forming.
讨论了一类具有转向点曲线的奇摄动反应扩散方程初始边值问题。
A class of singularly perturbed reaction diffusion equation initial boundary value problem with a curve of turning point is discussed.
本文是讨论一类在局部区域上的奇摄动反应扩散初始边值问题。
A class of singularly perturbed initial boundary value problems for reaction diffusion equations in a part of domain are considered.
计算了初始阶段的反应速度常数和表观活化能;
The values of apparent activation energy and reaction rate constant were calculated.
问题是通常采用的位移测振仪所记录的制动反应,其初始波形有畸变现象,这一现象严重地影响了分析的准确性。
In the analysis we found there exists the distortion of the wave form in initial part of the record obtained from the vibrometer.
讨论一类在部分区域上的奇摄动反应扩散方程初始边值问题。
A class of singularly perturbed initial boundary value problems for reaction diffusion equations in a part of domain are considered.
探讨了反应温度、空气流量、搅拌速度、碱比、初始混合状态等因素对晶种制备过程中氧化速率及晶种形态的影响。
The effect of temperature, air flow rate, stirring speed, initial mixing condition on the reaction rate and the speed form have been studied systematically.
温度、反应时间和初始水量对反应的转化率和苯丁烯酮的产率有不同的影响。
The conversion of benzaldehyde and yield of benzylidene acetone were influenced by reaction time, temperature and initial water volume.
考察了催化剂与反应物的接触面积,催化剂用量和苯的初始浓度对苯光催化氧化反应的影响。
The influences of contact area of catalyst with reactant catalyst area, catalyst dosage and initial concentration of benzene on the benzene photocatalytic oxidation reaction were investigated.
本文主要针对车载捷联惯导系统快速性反应这一要求,研究了车辆动机座初始对准方法的问题。
The initial alignment of vehicle in moving state is studied mostly in this paper aiming at fast response of the vehicle carried SINS.
目的研究反应物初始浓度变化对转化率的影响。
Aim To study the influence of initial concentration change of reactant on conversion ratio.
为了分析发动机设计参数对反应流场的影响,用不同的条件进行计算,并由此分析了补燃室几何结构和液体燃料初始颗粒直径对燃烧效率的影响。
Calculations were carried out under different chamber configurations and initial droplet diameters, from which the effects of these conditions on the combustion efficiency were analyzed.
探讨了反应温度、初始KOH浓度、浸出时间和碱矿比等因素对铌和钽的浸出率的影响。
The effects of leaching temperature, initial KOH concentration, leaching time and mass ratio of alkali to ore on the leaching rate of Nb and Ta were investigated.
讨论了氧化剂与苯胺的初始摩尔比、苯胺单体浓度、掺杂酸浓度、反应温度及反应时间对纤维导电性能的影响。
The effects of concentrations of aniline, oxidizing agent, doping agent, and the reaction temperature and period on the conductivity of the composite fiber were discussed.
考察了敏化剂的用量、反应物初始浓度、反应时间和溶剂对降冰片二烯光敏异构化反应的影响。
The effects of concentration of sensitizer, initial concentration of norbornadiene, reaction time and solvents on conversion of norbornadiene and selectivity of quadricyclane were investigated.
初始骨痂反应(PCR)是骨折愈合的基本事件,骨折愈合是PCR的重复与过修复的积累。
The primary callus response (PCR) is the basic event of fracture healing that is a process of numerous repetition of PCR and accumulation of the surplus repair of PCR.
反应物在初始阶段因高速旋转盘的牵引力被竖直向下地泵入,然后偏斜形成一个与衬底片托盘平行的流动区域。
The reactants are initially pumped vertically downward by the viscose drag force of the high speed rotating disk, and then are deflected to form a flow region that is parallel to the wafer carrier.
AP比表面积的增大会导致推进剂初始分解温度、高低温热分解峰温和高低温下分解反应活化能的降低,但分解反应速度常数随AP比表面积的增大而增大。
The increase of AP specific surface area lead to decrease of initial decomposition temperature, decomposition peak temperature and decomposition activation energy, but reaction rate constant rise.
初始对准是捷联式惯导系统关键技术之一。 初始对准精度直接影响捷联式惯导系统的工作精度,初始对准时间也是反映武器系统快速反应能力的重要战术指标。
One of the key technologies of SINS is the initial alignment, whose accuracy affects the precision of SINS and whose speed effects the response rapidity of the weapon.
初始对准是捷联式惯导系统关键技术之一。 初始对准精度直接影响捷联式惯导系统的工作精度,初始对准时间也是反映武器系统快速反应能力的重要战术指标。
One of the key technologies of SINS is the initial alignment, whose accuracy affects the precision of SINS and whose speed effects the response rapidity of the weapon.
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