Apoptosis is the most common form of cell death in physiological condition, and is an active reaction of cells to surrounding signals.
程序性细胞死亡是细胞生理性死亡最常见的形式，是细胞对其周围环境信号的主动反应。
High quality cubic boron nitride (c BN) films were synthesized in lab built magnetically enhanced active reaction evaporation system with pulsed DC bias.
采用自行研制的磁增强活性反应离子镀系统，在脉冲偏压条件下成功地合成了高品质立方氮化硼(cBN)薄膜。
Metallic catalysts are highly active, but they're difficult to remove once the reaction is done, leaving small impurities that can nonetheless interfere with a chip's performance.
金属催化剂是高活性的，但一旦它们发生了反应就很难分离出去，留下微小的杂质可能影响芯片的性能。
With more active catalyst, the reaction was carried out completely.
由于使用了活性较大的催化剂，反应进行地很彻底。
Later, it was recommended that a warning be placed on bottles of dextran that if an anaphylactoid reaction developed, the infusion must be stopped at once and active treatment instituted.
以后，一个对瓶装的葡聚糖的警告被提出，即如果过敏反应一旦发生，注射应立即停止，并实施有效地治疗。
A qualified amphoteric ionic surface active agent is achieved in a lab through an organic synthetic reaction.
通过有机合成反应，在实验室制得符合条件的两性离子型表面活性剂。
Active free radicals in the photochemical hydrogen abstraction reaction between benzophenone and aromatic amines have been studied systematically by combination of spin trapping reagents and ESR.
本文用自由基捕捉剂与esr相结合的方法系统研究了各种取代苯胺与二苯酮光化夺氢反应中的活泼自由基。
Electron transfer reaction, one of the forward questions in chemical researches a very active domain in natural science in recent years.
电子转移反应是近年来自然科学中十分活跃的研究领域，是化学研究的前沿课题之一。
Objective: to study the effect and adverse reaction of active intrauterine device (IUD) and to provide evidences for the selection of IUD.
目的：进一步了解活性宫内节育器(IUD)使用效果和不良反应，为临床选择IUD提供有效依据。
A polished silver strip incubated in such fuels interacts with active sulphide and is corroded by electrical-chemical reaction.
浸入这种燃料中的银片与活性硫化物相互作用，因发生电化学反应而被腐蚀。
The active atoms and bonds of reaction were provided by frontier molecular orbital theory.
用前线分子轨道理论分析了反应的活性原子和活性键。
The modified PVA coating process was studied by the crosslinking reaction of the active amino resin and PVA.
利用具备活性的胺基树脂与聚乙烯醇进行交联反应，对改性聚乙烯醇涂布工艺进行了研究。
The main route for obtaining optically active alcohols is resolution of racemic alcohols catalyzed by enzyme in organic solvents by the esterification reaction.
有机相中应用酯化反应，酶法催化拆分消旋醇是获得光学活性醇的重要途径。
Silicone with reaction active base is used as major material to manufacture the silicone construction waterproof paint, which can be used as waterproof paint for the construction.
以带有反应活性基的硅氧烷作基料，研制了一种有机硅建筑防水涂料，可用于建筑物外墙防水。
Then, calculate tuberculosis infectious rate and morbidity according to PPD reaction intensity and finding of active tuberculosis patients.
然后，依据PPD反应强度及活动性肺结核病人检出情况测算结核感染率及患病率。
Reverse transcriptase-polymerase chain reaction (RT-PCR) was used to measure the mRNA levels of active efflux gene CDR1 and CDR2.
用逆转录-聚合酶链反应(RT - PCR)方法检测主动外排泵基因CDR1和CDR2的表达水平。
Biological active factors released in the inflammatory reaction not only indicate the as plaque stability, but play a significant role in as development.
机体炎症反应时释放的生物活性因子，不但可预示血管事件发生的危险性，而且还参与AS相关疾病的发病过程。
The method could he divided into "active phenoxide" routing and "active cyanogens" routing according to the actual monomer synthesis process, as well as each reaction mechanism is discussed.
根据实际的操作过程，将“卤化氰-酚法”划分为“活性酚氧离子”路线和“活性氰”路线，讨论了其可能的反应机理。
The method could be divided into "active phenoxide" routing and "active cyanogen" routing according to the actual monomer synthesis process, as well as each reaction mechanism is discussed.
根据实际的操作过程，将“卤化氰-酚法”划分为“活性酚氧离子”路线和“活性氰”路线，讨论了其可能的反应机理。
This article studies the reaction process and mechanism of calcium silicate thermal insulating material active mortar of hard rankinite type.
研究了硬硅钙石型硅酸钙保温材料活性料浆的反应过程与反应机理。
Copper ions are the active sites for the reaction.
铜离子是反应的活性中心。
The probably active site of the cross coupling reaction over nano Ni catalyst is investigated.
讨论了纳米镍催化偶联反应的可能活性位。
This is due to the chain transfer reaction between the active hydrogen and the active centers of the catalyst.
这是因为在活泼氢和催化剂活性中心之间有链转移反应发生。
I am sure that rage differs from the active defense reaction, because I have seen dogs who clearly showed the weak passive defense reaction to all threatening stimuli.
我相信狂怒区别于主动防御动力，因为我看到过即使面对所有威胁刺激还是显示明晰的弱势被动防御反应的狗。
In this paper, hydrolysis reaction process of active aluminum powders and structural characteristics of resultants were investigated.
本文概述了活性铝粉水解反应过程及生成物结构特征。
The active components and reaction mechanisms of botanical pesticides were briefly summarized in this paper.
本文对植物源农药的活性成分和作用机理做简要综述。
The active components and reaction mechanisms of botanical pesticides were briefly summarized in this paper.
本文对植物源农药的活性成分和作用机理做简要综述。
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