The fuberidazole was prepared by reaction of O - phenylenediamine with furfural at the presence of CTMABas catalyst.以邻苯二胺和糠醛为原料,以十六甲基三烷基溴化铵(CTMAB)为催化剂合成了麦穗宁....
The hydrogenation of diene compound and carbonyl group with yeasts was studied.对几种酵母细胞催化双烯和羰基的加氢反应作了一些初步研究.Food which is kept too long decays because it is attacked by yeasts, molds and bacteria.保存得太久的食品会变坏,是因为受到酵母菌, 霉菌和...
将军不喜欢非战斗部队人员靠近战场。The General does not like non-combatant personnel near a scene of action.从战场返乡的士兵挤爆了劳动力市场。Soldiers returning from the war had glutted the job market.我们从未在战场上打败过他们。We never defeated them on the field of b...
His mood of deep pessimism cannot have been leavened by his mode of transport—a black cab.他极度悲观沮丧，而他的代步工具——一辆黑色的出租车，丝毫不能舒缓这一情绪。My first reaction was one of deep pessimism.我的第一反应非常悲观。An atmosphere of pessimism pervades th...
Soviet Eduard Shevardnadze is coming to Washington on Friday.苏联外长谢瓦尔德纳泽星期五来华盛顿.According to ITAR - TASS, Eduard Shevardnadze made the denial in a press conference held in Tbilisi.据俄塔社报道,谢瓦尔德纳泽是在第比利斯举行的记者招待会上作上述表示的....
The acid waste waters are discharged into a sump or the sewerage system.酸性废水被送往销毁池或阴沟系统....without access to any services such as water or sewerage.不能享受任何诸如供水或污水处理之类的服务The town has already put in a proper sewerage system...