Five pairs of carbazole derivative enantiomers were resoluted with a cellulose tris ( 3, 5 dimethyphenylcarbamate ) chiral column. 用纤维素-三 ( 3, 5-二甲基苯基氨基甲酸酯 ) 手性固定相拆分了5种咔唑羧酸衍生物对映异构体.
The real cost approach has been largely superseded by the opportunity cost approach to international trade.实际成本说已基本上为国际贸易的机会成本说所取代.The opportunity cost of capital should depend on market risk.资本机会成本应取决于市场风险.The opportuni...
The moon waxes till it becomes full, and then wanes.月亮渐盈,直到正圆, 然后消亏.The moon waxes and wanes every month.月亮每个月都有圆缺.Don't be sad. The moon will become full after it wanes.不要伤感. 月缺以后会有满月....
The patient underwent an evacuation of the abscess, and the culture was positive methicillin - resistant Staphylococcus aureus.病人被行脓肿清除术, 耐甲氧西林金黄色葡萄球菌培养阳性.Formulate pre - proposal on fire fighting and emergency evacuatio...