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

• 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。
• 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。
• 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。
• 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。
• 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
• 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。
• 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
• 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。
• 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。