The technology of preparing sodium - copper chlorophyllin from carrot leaves was studied.由胡萝卜樱叶提取叶绿素并经皂化、铜代及成盐反应制备叶绿素铜钠.The overall yield of sodium copper chlorophyllin is 41.3 %.全过程叶绿素铜钠盐的收率可达41.3%.GLUCOSE - FRUCTOSE SY...
挑选的地板材料必须是防水的。The floorcovering you select will need to be impervious to water.这种结实的高强度塑料盒子在水下100英尺以内是防水的。The durable high-impact plastic case is water resistant to 100 feet.这款随身听的外壳是防水的。The personal stereo has a water-r...
那坏蛋的朋友买通了警察方面的证人.The gangster's friends bought off the police witness.买通晚报的事,我还得看看怎么办才好.I'll see what can be done about squaring the evening papers.为了达到这个目的,他买通了伊摩琴身边的一些丫环.For this purpose he bribed some of Imo...