通过薄层色谱试验表明,茜草藤的正丁醇萃取液在硅胶板上可分离出清晰的7个斑点.Conclusion 7 spots were clearly distinguishable on the TLC plate.结果盐酸乙胺丁醇 、 利福平、吡嗪酰胺和异烟肼均具有良好的色谱行为.Results Ethambutol hydrochloride, isoniazid, pyrazinamide and rifampicin all had go...
带上休闲的衣服。Bring informal casual wear.这是假日休闲的惟一去处.It was the only place for off - duty relaxation.随着生活节奏的不断加快, 我们将很快失去休闲的雅趣.As the pace of life continues to increase, we are fast losing the art of relaxation....
Her official number is carved on the port side of the forecabin.这艘船的注册编号刻在前舱的左舷上。The forecabin, with 6ft head-room, also has plenty of room to stand and get dressed.前舱有6英尺高的净空，也有足够的空间供人站立和穿衣服。...
It's unlikely that this gully was produced by nature.这个溪谷不大可能是自然出现的.The bodies of the three climbers were located at the bottom of a steep gully.在陡峭的隘谷谷底找到了3名登山者的遗体。The creek had eroded deep into the little gully.泾水...