The name of Mozart recurred frequently in his conversation.在他的谈话中,莫扎特的名字一再地被提到.Old memories constantly recurred to him.往事经常浮现在他的脑海里.The checkered pattern of that suspender recurred incessantly to his mind.那根背带的棋盘格花纹不停地在他...
The grafted membranes had good hydrophilicity compared with the hydrophobicity of base film.从各个角度对膜的亲水性能作了定量研究,提出了水合数与表面自由能的计算方法.Especially , polyethylene glycol ( PEG ) on the main chain of the polyurethane can offer go...