This reaction, called the Hofman elimination, is quite analogous to the dehydrohalogenation of an alkyl halide.这个反应称为Hofman消除反应, 它很像卤代烷的脱卤化氢反应.This paper discussed three methods of producting vinyl etherspreparation from...
When the door opened, and Miss Crawley sailed in.正当这个时候,门开了, 克劳莱小姐昂头挺胸地走进来.Would Miss Crawley herself hold out?克劳莱小姐会支撑得下去 吗 ?Crawley, with 14, was the only other player to reach double figures...克劳利拿到 14 分,是仅有的另外一个得分达两位...
这些物质专门依附在细胞膜的蛋白质之上。These are substances which specifically latch onto the protein on the cell membrane.这种萃取改变了整个毛纤维中所有细胞膜的网状结构.Such extraction modifies the whole cell - membrance network throughout the wool fiber.与动物细胞膜不...
The emotional wounds of early childhood leave ineradicable scars.童年早期的情感创伤留下了难以抚平的伤痕。I've got scars from head to toe in tribute to my courage.为了嘉奖我的胆量,我得到浑身的伤疤.He stripped himself , and I counted twenty - seven sepa...
附记, 这个网志的所有旧文章将在七月(转移满半年)全部删除.BTW , all entries on this blog will be deleted on this Jul.再附记:我离开纽约的时候一定是昏了头.PPS I must have been in a daze when I left New York....
The full project about measuring the stability of metro bogie was presented.给出了测试地铁转向架平稳度的完整方案.So do golfers rate seashore paspalum as a birdie or a bogie?那么打高尔夫球的人对海滨雀稗评价如何 呢 ?Bogie - Scoring one over par on one hole.补给...