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.The causation of wheel breaking - up was analyzed through physical and chem...
...an outcrop of rugged granite.露出地面的花岗岩粗糙岩层Practically every rock outcrop shows numberless joints.实际上所有岩石的露头都显示许许多多的节理.A little way below the ridge was an outcrop of rock that made a rough shelter.山脊下方不远处有一块露出地面的岩石，大致形成...
Many of the clothes come from the world's top fashion houses.这些服装中有很多出自世界顶级时装设计公司。He sees himself going right to the top of the tree.他预见自己在同行中将无人可及。I pried the top off a can of chilli.我揭开一罐辣椒的盖子。...
To optimize the extraction technology of berberine from berberis.优选三颗针中小檗碱的提取工艺.Objective : To analyse the content of berberine hydrochloride in Zhibai Dihuang Wan.目的: 测定知柏地黄丸中盐酸小檗碱的含量.Conclusion: Biomembrane of berberin...