ethylene tetrachloride
英
美
网络 四氯乙烯
英英释义
noun
- anthelmintic agent used against hookworm and other nematodes
双语例句
- The study of dynamics of ethylene oligomerization catalyzed by zirconium tetrachloride four-component catalyst
四氯化锆四元催化体系中乙烯齐聚反应的动力学研究 - Measurement of Stability Constants for Ethylene and Cuprous Aluminum Tetrachloride in Toluene Solutions
乙烯和四氯化亚铜铝甲苯溶液的稳定常数测定 - A study of ESR spectra of active radicals generated in the photochemical hydrogen abstraction reaction between ethylene tetrachloride and hydrocarbon or alcohol
四氯乙烯光解活泼自由基及其与烃或醇的夺氢反应的ESR研究 - Abstract: a new method on Extraction of phenanthrene from crude anthraceneis given, which includes azeotropic dissolution with ethylene glycol, extraction of carbon tetrachloride, treatment of sulfuric acid and ethyl alcohol recrystallization, in the end, the best process is obtained.
文摘：研究了从粗蒽中提取菲的方法，即用乙二醇对原料进行共沸，以四氯化碳为溶剂并用硫酸处理，最后用无水乙醇重结晶，制定出最佳的工艺路线。