氯甲苯...

GC analytical method for o - chlorotoluene in the workplace air using sampling by charcoal tube was studied.研究炭管采集空气中邻 - 氯甲苯的气相色谱分析方法.Taking p chlorotoluene as raw material , 2,4 Dichlorotoluene was synthesized via catal...

chlorotoluene的音标：chlorotoluene的英式发音音标为：[klərəʊtɒl'jʊi:n]chlorotoluene的美式发音音标为：[kləroʊtɒl'jʊin]...