displacement reaction
英 [dɪsˈpleɪsmənt riˈækʃn]
美 [dɪsˈpleɪsmənt riˈækʃn]
置换（取代）反应
英英释义
noun
- (chemistry) a reaction in which an elementary substance displaces and sets free a constituent element from a compound
双语例句
- The paper introduces the process and effect of doing the demonstrational courseware of the displacement reaction in chemistry with Flash MX.
介绍了利用FLASHMX制作化学置换反应演示课件的过程与效果。 - A new synthesis method of a-olefins using spray reactor through continuous displacement reaction of high carbon alkylaluminium with ethylene is studied.
研究了用喷雾反应器实现乙烯连续置换高碳烷基铝制备α-烯烃的新方法。 - The total and subsidiary reactions of the classical Fe-Cu displacement reaction are investigated and defined.
确定了体系中可能发生的全反应和副反应及其抑制，从而实现置换法工业镀铜。 - After inputting El-Centro seismic wave, maximum displacement reaction and floor shear of the structure are obtained and are comparied to the results from test of vibrostand, both results are well-coincided.
通过输入EL-Centro地震波，将所得到的结构最大位移反应和楼层剪力与振动台的试验结果进行对比，结果吻合较好。 - The results show that the recovery of metal tin and the purity of products are affected mostly by the reaction temperature, concentration of acid and CuSO_4, etc, the displacement reaction process is a good way for removing and recovering of plated tin on copper wires.
研究结果表明：反应温度、酸浓度、CuSO4浓度等因素对金属回收率和回收产品的纯度有很大影响，置换反应法是铜线表面锡层褪镀和回收的一个较佳途经。 - Based on this sensitive displacement reaction, a method for the determination of anion detergents ( AD) in water was established.
根据这一灵敏的置换反应，建立了污水中阴离子洗涤剂的测定方法。 - The products were rapidly cooled via condenser in order to stop the displacement and isomerization reaction as possible.
用冷却系统控制反应产物的温度来终止反应及可能发生的异构化反应。 - Analysis of Elastic-plastic Displacement Reaction for Anomalistic Tall Steel Structure Under Strong Earthquake Action
大震作用下高层不规则钢结构的弹塑性位移反应分析 - Effect of ambient temperature on the solid-state displacement reaction induced by high-energy ball milling
环境温度对高能球磨固态还原反应的影响 - Quantum Chemistry Research for the Nucleophilic Displacement Reaction about Monochlorobenzene
氯苯亲核取代反应的量子化学研究初步