The catalyst has high activity, selectivity and the characteristic of reaction controlled phase transfer catalyst.
该催化剂具有高活性、高选择性，且具有反应控制相转移催化剂的特性。
The nuclear reaction can be controlled utilizing rods made of neutron-absorbing material, such as boron, essentially shutting down the fission process.
核反应可以通过使用由吸附中子的材料构成的棒条，比如硼，来减慢裂变过程，从而控制其反应。
A fission reactor works by maintaining a controlled nuclear chain reaction.
一座裂变反应堆需要在可控的核裂变中运转。
The only difference is where the heat comes from — to get it, you can light coal on fire, or you can create a controlled nuclear fission reaction.
区别仅在于热气从哪里来，你可以在火上燃煤，或者你可以创造一个可控制的核裂变反应。
The essay deals with the reaction principle, preparation of similar indissoluble solid matter and installation, and its operating skill, in this way laboratory controlled gas is got.
本文从反应原理、制备“似不溶固体物”和装置及其操作技巧等方面进行研究，而达到实验室可控制气。
The second photoperiodic reaction is controlled by a recessive gene.
第二光周期反应属一对主效隐性基因控制。
The morphology and structure can be controlled by changing the concentration of reactants and the reaction time.
可以通过调节反应时间和反应物浓度控制产物的尺寸和形貌。
PET polycondensation process is controlled by the chemical reaction even if in the high vacuum stage by the sufficient stirring.
在有效搅拌条件下，三种催化剂在高真空阶段仍有较高的催化活性，过程是化学反应控制的。
The controlled items mainly consist of feed quantity, reaction temperature, catalyst usage and ratio, conversion rate and polymer Mooney viscosity.
控制项目主要包括进料量、反应温度、催化剂用量及配比、单体转化率、聚合物门尼粘度控制。
Formaldehyde and ethylene were also observed in the products, and their relative concentrations were partially controlled by reaction conditions.
在反应产物中还可观察到甲醛和乙烯，通过改变反应条件可以控制它们的相对浓度。
For example, a highly exothermic reaction might be well controlled in a small stainless steel vessel, but could prove impossible to control in a larger glass-lined vessel.
例如，一个高放热的反应可能在一个小的不锈钢反应釜内能够很好的被控制，但是在一个大的塘玻璃反应釜内证明是不可能控制的。
Results Totally100 patients were satisfied with the effects of blood glucose controlled. 6 cases developed hypoglycemia reaction and 22 cases died of primary disease aggravation.
结果100例患者血糖控制效果满意，其中6例患者发生低血糖反应，22例患者因原发病情恶化死亡。
The leaching process is controlled by mixed steps:the surface chemical reaction and the diffusion passing through the silicon and iron mineral phases.
浸出过程属于混合控制，即表面化学反应与通过不溶硅、铁矿物相的扩散为过程的控制步骤。
Electroless copper depositing processess are controlled by the kinetics of formaldehyde oxidation reaction, which donate electron for the cathodic reduction of cupric ions.
化学镀铜反应受甲醛氧化过程动力学控制，甲醛氧化为铜离子还原提供电子。
And the paper emphasized on the interface reaction mechanism, diffusion mechanism and metallic phase transformation mechanism which is controlled by activation.
重点介绍了以界面反应为主、扩散为主的反应机理和活度控制的金属相变机理。
Thus, controlled thermonuclear fusion reaction can be is the best source of energy.
因而，受控热核聚变反应能是最理想的能源。
For isomerization of o-xylene the improvement in para-selectivity has not been observed, because the reaction is not mainly controlled by the diffusion of the reaction products.
但对邻二甲苯异构化反应，由于反应不是单纯由反应产物扩散控制，它们的对位选择性并无明显改善。
The results showed that the propagating reaction was a diffusion controlled process.
结果表明：链增长反应为扩散控制过程。
By adopting multi step reaction, the particle's size can be desirably controlled and the anisotropy of the particle's shape can also be kept.
采用多步反应法，还可控制粒子的大小，并保持粒子外形的各向异性不变。
Effects of reaction condition on copolymerization were explored. The results indicate that the composition of copolymer was controlled by changing the composition in feed monomer mixture.
考察了反应条件对共聚反应的影响，结果发现控制单体配比可以调节共聚物的组成。
Cathodic reaction rate at open circuit Potential for iron in sulfuric acid containing dichromate ion was controlled by both electron transfer process and diffusion process.
铁在含有一定浓度重铬酸根的硫酸中，自腐蚀状态下的阴极反应速率受重铬酸根阴极还原电子转移过程与扩散过程共同控制。
The electrochemical reaction is characteristic of a low current density controlled by the stage of reaction, or of a high current density controlled by the mixed process.
电化学反应的特点是低电流密度为电化学反应步骤所控制，而高电流密度为混合过程所控制。
According to shrinking core model, the model equation to be controlled by chemical reaction is deduced and the conditions of its steps are determined.
按照收缩未反应芯模型导出了化学反应控制的模型方程，并确定了化学反应控制步骤的条件。
According to the shrinking core model, the model equation to be controlled by the chemical reaction is deduced and the conditions of the controlling steps of the reaction are determined.
按照收缩未反应芯模型导出了化学反应控制的模型方程，并确定了化学反应控制步骤的实验条件。
The experimental data were fitted to a mathematical model of joint controlled by the chemical reaction at the interface and diffusion of steam through the product layer.
实验数据与界面化学反应和固体产物层内扩散共同控制数学模型相吻合。
The morphology and crystalline form of the products can be controlled by adjusting the hydrothermal reaction conditions.
而且还可以通过调节水热反应条件来控制产物的形貌和物相结构。
Many controlled trials have examined the effects of caffeine on the brain, demonstrating that caffeine can improve mood, reaction time, memory, vigilance and general cognitive function.
很多实验表明咖啡因对大脑的有着积极的作用，能改善心情，减少反应时间，提升记忆力，提高警觉以及认知功能。
With the reaction of starches and phosphors oxychloride, the swelling of cross linked starch granules was controlled successfully through different degrees of substitution.
利用淀粉与三氯氧磷的交联反应，通过控制交联反应程度，成功地控制了交联淀粉颗粒的膨胀程度并使其停留在不同的溶胀阶段。
The cathodic processes and reaction types were mainly controlled by the anodic reactions.
阳极反应主要决定了阴极反应的过程和反应类型。
Nickel-based catalysts possess high catalytic activity for ethylene oligomerization with high selectivity, easily-controlled oligomers distribution and moderate reaction conditions.
镍系催化剂具有活性高、选择性好、产品分布可调、反应条件温和等优良性能。
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