目的: 研究毛瑞香的化学成分.Objective : To study the chemical constituents from Daphne odora var. atrocaulis.本文报道了用~1Hnmr法测定瑞香科植物芜花的花蕾中提取的一种 抗 生育有效成份—芜花酯丁的结构.In this article, 1 H NMR structural identification of Yuanhuatine - anti - ...
本文主要叙述了如何从甘油蒸馏残渣中回收聚甘油.In this paper, how to recover polyglycerol from distilled residue is discribed.结论: 可吸收聚羟基乳酸网包裹肾脏是修复多发深层肾裂伤的有效方法.Conclusions: Wrapping the kidney with a Vicryl mesh is feasible for repair of lacerat...
我回到更衣室，狼吞虎咽地喝茶、吃三明治。I was back in the changing room wolfing tea and sandwiches.我们坐在车站的自助餐厅里喝茶。We sat in the station buffet sipping tea.我们一边喝茶吃烤饼一边聊天。We chatted over tea and scones....
如果不发生感染,炎症可自然消退.The inflammation may subside sponxaneously if infection does not develop.通常假定反力在垂直切面内不发生变化.It is generally assumed that a reaction does not change in elevation.舵对船不发生作用了.The ship does't answer to the...