Bakelite is a well - known thermosetting material and it has a wide variety of uses.电木就是人们都熟悉的热固性材料,具有多种用途.The big black Bakelite phone rang at half past ten.十点半的时候,外壳用胶木做的电话响了.Bakelite lamp holder, what is bakelite , wh...
Sulphur is also used to sterilize equipment.硫也可用来给器材消毒。to sterilize surgical instruments给外科手术器械消毒Antiseptic is used to sterilize the skin before giving an injection.杀菌剂被用于在注射前给皮肤消毒....
两队打成了平手.The two teams drew.然而你打破平手的僵局赢得最后一盘赛.Then I won the tie - breaker to take the final set.接着我先得一分, 之后又是平手.Then it was my advantage, then deuce again....
Both Aldrin and Chlordane are valuable insecticides.艾氏剂和氯丹都是重要的杀虫剂.Mercury, polychlorinated biphenyls ( PCBs ) and chlordane are among the major contaminants found in Illinois fish.水银, 多氯联苯和氯丹是在伊利诺依州的鱼类中发现的主要污染物.To explo...