本文讨论了在预复合反应的“一、二、无穷大”模型中有限核大小效应的影响。
The influence of limited nuclear size effect to "One, two, infinity" model for precompound reactions is discussed.
知识要点:单一反应反应器的选型与最优操作温度的确定,复合反应反应器的选型。
Points of knowledge: selection of single reactor and the most optimum operating temperature, selection of reactor type for the complex reaction.
近年来,出现了一些提高复合反应选择性的新方法,如:超临界反应、膜反应、反应精馏等。
Recently, some new methods, such as supercritical chemical reaction, membrane reaction, and reactive distillation, have been applied to improve the selectivity of complex reaction.
实验结果表明:此复合反应动力学方程在实验压力范围内是适用的,反应速率常数与压力无关。
The results indicate that the kinetic equations of multiple reactions are applicable in the range of experimental pressures and reaction rate constants are independent of pressures.
本文对实际生产中温度的一般影响进行了分析,并分别就温度对单一反应和复合反应的影响进行了探讨。
This paper makes an analysis of the ordinary temperature effects on the practical production, and also makes a study of the temperature effects on single and composite reactions.
由CO、co_2加氢合成甲醇的反应是一个复合反应体系,其催化剂颗粒内的浓度分布的表征方程为二阶常微分方程组。
The hydrogenation reaction of co and CO2 to synthesize methanol is a multiple reaction system. The distributions of concentrations are described by second order ordinary differential equations.
对加压甲醇合成复合反应内扩散效率因子分别建立了一维多组分扩散模型、一维简化多组分扩散模型和一维关键组分扩散模型。
For the multiple reaction system of methanol synthesis, a multi-component diffusion model, a simplified multi-component diffusion model and a key-component diffusion model have been set up.
酶是细胞内能催化特定生化反应的复合蛋白质。
Enzymes are complex proteins capable of catalyzing specific biochemical reactions in cells.
降解过程通过电化学反应来完成,其主要受复合颗粒结构的纳米级包覆层所控制。
The disintegration process works through electrochemical reactions that are controlled by nanoscale coatings within the composite grain structure.
利用时程分析法对并联复合隔震体系的地震反应进行了分析。
This paper use time history analysis to analyze the seismic response of the parallel composite isolation system.
反应硼化烧结法制备的三元复合硼化物基新型硬质合金,具有优良的物理、化学、力学性能。
New type cemented carbide of ternary complex boride base prepared by reaction boronizing sintering technique has excellent physical, chemical and mechanical properties.
本文着重介绍了锯末刨花板用价廉物美的淀粉脲醛复合粘合剂制作的反应机理、工艺流程及配方等。
Reaction mechanism, technological process, and formulation of a cheap starch and urea-formaldehyde compound adhesive for saw-dust and shaving boards are mainly described in this paper.
目的探讨喉罩通气全麻复合硬膜外阻滞在上腹部手术中对循环和应激反应的影响。
Objective To research general anesthesia of laryngeal mask airway complex epidural block in midsection operation for the influence of circulation function and stress reaction.
本论文工作以多金属氧酸盐为核心通过交替沉积技术与原位化学反应相结合来制备此类复合膜。
This thesis focuses on the preparation of such nanocomposite films based on polyoxometalates by combination of layer-by-layer self-assembly technology with in situ chemical reaction.
他说,假如这些病毒利用了跟痘苗一样的蛋白复合物,那么研究人员或许能够通过阻断两种蛋白质的反应来抗击这些感染。
Assuming they utilize the same protein complex as vaccinia, he says, researchers may be able to fight these infections by blocking the interaction of the two proteins.
搪玻璃反应釜是一种由玻璃衬层和金属基底材料复合在一起的化工设备。
Glassed steel reaction vessel is a sort of equipment for chemical engineering by coating a glass lining on metal body.
以MDI - 50为原料,制得复合塑胶跑道施工要求的预聚体,探讨催化剂、橡胶颗粒、增塑剂等对反应过程及制品性能的影响。
Prepolymer based on MDI-50 for athletic tracks was prepared, the effects of catalyst, rubber granule and DOP on reaction process and product performance were also studied.
目的观察诺扬复合碳酸利多卡因硬膜外麻醉对剖宫产术中牵拉反应和新生儿的影响。
Objective to observe the effects of butorphanol coordinated with lidocaine carbonate on draw reaction and newborns at epidural anesthesia for cesarean section.
提出一种新型的复合垂直流湿地系统(IVCW),并对其反应动力学和系统的实际流态进行了研究。
A new type of integrated vertical-flow constructed wetland (IVCW). System was presented and its reaction kinetics and the actual flow pattern of the system were studied.
目的探讨全麻复合硬膜外阻滞与单纯全麻对开胸手术患儿应激反应的影响。
Objective To study the effects of general anaesthesia in combination with epidural block and simple general anaesthesia on stress reaction in children undergoing thoracotomy.
CD24-Siglec复合体还可识别另一种内源性危险信号热休克蛋白,但对脂多糖或poly-(dI:dC)这两种外源性危险信号均无反应。
The CD24-Siglec complex also recognizes heat shock proteins, another class of endogenous danger signals, but does not respond to lipopolysaccharide or poly-(dI:dC), two exogenous danger signals.
用天然活性骨料和石英玻璃骨料研究了粉煤灰与沸石的复合对碱-硅酸反应(asr)的影响。
The combined effect of natural zeolite and fly ash on alkali-silica reaction (ASR) of concrete was studied with natural alkali-reactive aggregate and quartz glass aggregate respectively.
试验采用复合式厌氧反应器(HAR)后续接生物接触氧化工艺(BC)处理生活污水。
Hybrid anaerobic reactor (HAR), followed by biological contact oxidation (BC) technique, is used for treating domestic sewage.
目的:探讨硬膜外麻醉、全麻、硬膜外复合全麻对胆道手术病人心血管反应的影响。
Objective: To study the effects of epidural anaesthesia, general anaesthesia and combined anaesthesia on cardiovascular reaction during biliary tract surgery.
结论:硬膜外阻滞复合异氟烷吸入,可减轻手术应激反应,对肝脏缺血再灌注损伤有一定的保护作用。
Conclusions: Epidural anesthesia combined with isoflurane can reduce the stress response and produce protective effects on the hepatic ischemia-reperfusion injury to some extent.
实验结果表明,复合载体、催化剂组成、反应条件均对目标反应产生较大的影响。
It showed that the composite supporters, the catalyst component and the reaction conditions could have great influence on the target reaction.
嗜酸性粒细胞通过趋化作用对过敏反应中的组胺、免疫复合物和嗜酸性粒细胞趋化因子(肥大细胞脱粒肽)做出反应。
They respond chemotactically to histamine, immune complexes, and eosinophil chemotactic factor of anaphylaxis, a substance released by degranulating mast cells.
针对竖向传播的SV波作用下刚性桩复合地基的动力反应,在振型分解反应谱法的理论基础上,提出一种基于有限元分析的拟静力方法。
Based on the finite element method and the theory of mode superposition, a quasi-static calculation method for the seismic response of rigid pile composite foundation under SV wave is presented.
因此,将铂炭复合材料作为离子膜燃料电池电极材料时,铂含量高的铂炭复合电极更有利于电化学反应的进行。
Therefore, when the electrodes are used for the ion exchange membrane fuel cells, the electrodes with higher platinum contents are more favourable for electrochemical reaction process.
因此,将铂炭复合材料作为离子膜燃料电池电极材料时,铂含量高的铂炭复合电极更有利于电化学反应的进行。
Therefore, when the electrodes are used for the ion exchange membrane fuel cells, the electrodes with higher platinum contents are more favourable for electrochemical reaction process.
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