不含碱性氮的化合物包括吡咯 、 吲哚 、 咔唑和苯咔唑.Non - basic nitrogen - containing series include pyrroles, indoles, carbazoles and benzcarbazoles.吡咯, 噻酚和呋喃的情况就是这样.Such is the case in pyrrole, thiophene, and furan.以电化方法在ITO 导电玻璃 基体上制备聚合物聚吡咯薄...
他与朋友合伙经商.He associated himself with his friend in a business undertaking.经商成功不一定赚钱.Business success does not automatically lead to financial success.为了帮助兄弟经商,他放弃休假.He sacrificed his holiday to help his brother's bus...
Potassium permanganate is used for disinfecting, deodorizing, and Bleaching and as a reagent in analysis.高锰酸钾用于消毒 、 除臭 、 漂白,并在分析中用作试剂.Objective To explore a method for determination of dissolvable zinc salt in deodorizin...