The effect of catalyst, epichlorohydrin and base on product was studied.研究了催化剂用量 、 反应原料配比及碱用量对产物收率的影响.The effect of catalyst, epichlorohydrin and base on product yield was studied.研究了催化剂用量 、 反应原料配比及?A用量对产物收率的影响.Trimethyl...
The effect of catalyst, epichlorohydrin and base on product yield was studied.研究了催化剂用量 、 反应原料配比及?A用量对产物收率的影响.The effect of catalyst, epichlorohydrin and base on product was studied.研究了催化剂用量 、 反应原料配比及碱用量对产物收率的影响.Grafting ...
我用螺丝刀拧那些该死的螺丝钉时一点也使不上劲儿。I couldn't get any purchase with the screwdriver on the damn screws.他用螺丝刀戳她的脸颊。He gouged her cheek with a screwdriver.这把电钻也可用作螺丝刀.The electric drill can also be used as a screwdriver....
The shooting of The Maltese Falcon proceeded without a hitch.《马耳他之鹰》的拍摄进展顺利。The falcon cannot hear the falconer.猎鹰再也听不见主人的呼唤。The Comet, for example, was really only a fancy Falcon.例如, 慧星型车实际上不过是一部花哨的猎鹰车而已....