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 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。 - 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。 - 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。 - 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。 - 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。 - The displacement at tower top, insulator offset, wire displacement, reaction force and unbalanced tension increase with the increase of wind velocity.
随着风速的增加，塔顶位移、绝缘串偏移、导线位移、不平衡张力和支座反力力等均呈现增大趋势。 - The dissociation and removal of complex copper ion could be a cooperation of various factors, including electrochemical oxidation and reduction, displacement reaction, physical adsorption and flocculation, etc. The total removal rate could reach 99.6%.
通过电化学氧化还原反应、置换还原反应、物理吸附以及絮凝共沉淀等诸多因素的协同作用，将络合态铜离子解离去除，铜总去除率可达99.6%。 - 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。 - The application of these complexes on displacement reaction has not been reported.
将上述配合物用于乙烯置换喷雾反应器及高碳烷基铝置换反应的研究烷基铝反应催化剂，尚未见文献报道。 - 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。