Results: The corresponding microscopical characteristics and thin layer spots from the samples can be obtained.结果: 显微鉴别、薄层色谱鉴别可检出样品中相应的显微特征及薄层斑点.Objective : To determination the concentrations of furbenicillin and its me...
The mess of Wall Street means the families have to retrench.华尔街的动荡对很多家庭来说意味着新一轮的勒紧腰带过日子.Shortly afterwards, cuts in defence spending forced the aerospace industry to retrench.不久之后，国防开支的削减迫使航空航天业紧缩开支。Inflation has forced ...