非离子型表面活性剂有聚氧乙烯缩合物糖酯和烷基胺氧化物.Nonionics include polyoxyethylene condensates, sucrose esters and alkyl amine oxides.解决这一问题的一般办法是避免使用烷基卤.The general answer to this problem is to avoid alkyl halides.非离子型表面活性剂有聚氧乙烯缩合物, 糖酯和烷基胺氧化...
只有地下室窗户上的鼓风机不停地发出呼呼声.Only the ventilator in the cellar window kept up a cealess rattle.只有地下室窗户上的鼓风机发出无休无止的呼呼声.Only the venliator in the cellar window kept up a cealess rattle....
That's what comes of disobeying the instructions.这就是不按指示办事的结果。Disobeying the law can head to trouble.不守法可能会引起麻烦.No, there was no question of disobeying the King.不行, 无论如何不能违背国王的旨意呀.He was punished for disobeying orde...
When reaming iron links, the reamer should not be askew.铰削铁链时铰刀不能歪斜.Operations, such as reaming and tapping, are also classified as drilling.绞孔和攻丝也归类于钻孔.Shallow cone crown profile pilot bit , reaming by reamerwing, heavy...