displacement reaction

英 [dɪsˈpleɪsmənt riˈækʃn]

美 [dɪsˈpleɪsmənt riˈækʃn]

置换（取代）反应

化学

英英释义

noun

• (chemistry) a reaction in which an elementary substance displaces and sets free a constituent element from a compound
  Synonym:displacement

双语例句

• 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 medicine price deadlock The kinetics on the displacement reaction of tri-isobutyl aluminum with ethylene catalyzed by zerovalent cobalt complex has been studied.
  研究了零价钻配合物催化乙烯与三异丁基铝置换反应动力学。
• The Displacement Reaction of High Alkylaluminium Compounds and Apply of a New Cooling Technology
  高碳烷基铝置换反应及新冷凝技术的应用
• 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。
• 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 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。
• 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。
• 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。
• Study of Nucleophilic Substitution Reaction of C-F Bond on a Benzene Ring under Activation of Hydrogen Bond PREPARATION OF CHITOSAN IMMOBILIZED WITH β-CD AT C_6 POSITION BY A NUCLEOPHILIC DISPLACEMENT REACTION
  氢键活化的苯环上C-F键的亲核取代反应研究亲核取代法制备壳聚糖6-OH固载环糊精衍生物
• 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