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
- 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。 - 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。 - Simplified Calculation of Elastic-plastic Inter-story Maximum Displacement Reaction for Steel Frame Structures under Earthquake Action
地震作用下钢框架结构弹塑性层间最大位移反应简化计算 - Based on these advantages, we developed an electrochemical strategy based on strand displacement reaction coupling with the CNTs as electrochemical labels for the detection of the specific sequence DNA.
根据CNTs的这些优点，我们发展了一种基于CNTs作为标记物，通过链置换反应检测特定DNA序列的电化学生物传感技术。 - 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 - 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 - Doing the Demonstrational Courseware of the Displacement Reaction in Chemistry with Flash MX
利用FLASHMX制作化学置换反应演示课件 - 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。 - 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 - 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。