警察认为这场打斗是由两个敌对的青少年帮派之间的纠纷引起的。The police believe the fight was due to a dispute between rival teenage gangs.该地产正处于两伙敌对的毒品犯罪团伙激烈火拼的中心地带。The estate is at the centre of a bitter turf war between rival drug gangs.特德采取了敌对的态度.T...
The amide nitrogen of glutamine or asparagine functions more effectively than ammonia.谷酰胺或天门冬酰胺的酰胺氮作用较氨更有效.Aspartate is readily converted to asparagine.天门冬氨酸易于转变成天门冬酰胺.The reaction product derived from D fructose and L a...
Objectives : To study hospital infection in agedness ward.目的: 研究老年病房医院感染的现状和控制对策.Drinking tea helps prevent from agedness kind cataract.饮茶可以预防老年性白内障.In our country's agedness process, the problem of how to provide f...
This paper analyzes the glyceryl polyether by nuclear magnetic resonance ( NMR ) spectroscopy .用 核磁共振 分析了甘油聚醚.The preparation of catalysts , yield of glyceryl triacetate and and demerits the catalysts were introduced bri...