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
- 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。 - 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。 - Plate-like Ag and granule-like Cu nanoparticles are mainly deposited at the venations and edges of the Co radial microstructures, when the displacement reaction is finished.
当氧化还原金属置换反应结束后，片状的Ag纳米粒子和颗粒状的Cu纳米粒子主要沉积在树叶状Co的脉络和边缘部分。 - We carried out a systematic study on the condensation reaction of urea and dimethyl sulfate, the displacement reaction of condensation liquid and NaOH and the synthetic reaction of the free O-methyl isobutyl, urea acetic acid and dodecylamine.
对尿素与硫酸二甲酯的缩合反应、缩合液与NaOH的置换反应以及游离的O-甲基异脲与醋酸、正-十二胺的合成反应做了系统的研究。 - Interface stability analysis of solid state displacement reaction
固态置换反应的界面稳定性 - Generally, the spontaneous displacement reaction of alkali metals with calcium is impossible.
用碱金属氯化物与金属钙的置换反应来制备碱金属光电阴极，在通常条件下是不能自发进行的。 - Therefore, a strand displacement reaction ( SDR)-based catalytic cycle was employed to amplify signals.
因此，我们设计了基于链替换反应的催化循环来放大信号。 - 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。 - In this experiment, the effect of concentration of salt ion, temperature of strand displacement reaction and the interference of coexisting ions with Hg2+ on the performance of the assay was investigated.
实验考察了盐离子浓度、置换反应的温度以及干扰离子对此分析方法性能的影响。 - Magnesium fluoride deposited on the surface of substrate will restrains the displacement reaction between magnesium and zinc ion and decrease the rate of zinc deposition.
溶解度小的氟化镁沉淀在镁基底上，影响了镁与锌离子之间的置换反应速率，从而控制了锌的沉积速率。