An improved method for synthesis of clindamycin acetonide was introduced.介绍了制备克林霉素磷酸酯中间体丙酮叉的工艺改进方法.OBJECTIVE : To the assay triamcinolone acetonide acetate in Quwan solution.目的: 测定“去万溶液”中醋酸曲安奈德的含量.To prepare triamcinolon...
On a blackboard, he drew five concentric circles.他在黑板上画了5个同心圆。The curvature of the film is concentric with the mirror behind the meniscus.胶片的曲率是和弯月透镜后面的反射镜同心的.The street plan of the city has evolved as a series of concen...
汉斯灵巧地躲过他们的击打。Hans deftly ducked their blows.他灵巧地将打有字的纸折好重新放回信封.He deftly folded the typed sheets and replaced them in the envelope.这位拳击手灵巧地挡开了十分危险的一击.The fighter neatly fenced off a dangerous blow....