目的: 本文研究鹅去氧胆酸 ( CDCA ) 对呼吸系统的影响.Objective: In this paper, antitussive , antiasthmatic and expectorant action of chenodeoxycholine acid ( CDCA ) were studied.目的研究猪去氧胆酸中的杂质成分和纯化方法.OBJECTIVE To investigate the impurities of...
They had asked Hong Kong for permission to put into port there.他们请求香港允许他们在那里入港停留。He got permission from his commanding officer to join me.他得到指挥官的许可来与我会合。We are grateful to you for permission to reproduce this article.非常感...
If I could just make another small point about the weightlifters in the Olympics.请允许我就有关奥运会举重运动员的问题再补充一点。What do you think of the standard of the top Chinese weightlifters?你认为中国顶尖举重运动员的水平如何?What is the optimum starting a...