此反应得到的产物为二烷基苯基丙二酸酯的碱金属盐衍生物.The immediate products of this reaction are alkali - metal derivatives of dialkyl phenylmalonates.CRL脂酶对S - (-) -N- ( 2, 6- 二甲苯基 ) - 丙氨酸甲酯作用速度远大于R-(+)-异构体.CRL was reacted much more quickly with...
The shaft and discs rotate at about forty revolutions per second.竖轴和磁盘每秒钟大约旋转40转.This machine runs at speed of 500 revolutions per minute.这台机器每分钟500转.The drum is rotated at 20 revolutions per minute for 10 minutes.圆筒以每分钟...
...the compilers of dictionaries and grammars.词典和语法书的编纂者There is a very close relation between fuzzy pushdown automata and fuzzy context - free grammars.:Fuzzy下推自动机与Fuzzy上下文无关文法有紧密的关系.Transformational grammars are more r...
He's the king of unlicensed boxing.他是黑市拳王。The police officers are weeding out the unlicensed liquor sellers.警察在取缔无证酒贩.Many endangered species have been decimated by unlicensed hunters.许多濒临绝种的物种被非法的猎人大量扑杀....
It was a super luxury ship where all the cabins were private suites.这是艘超级豪华客轮,所有客舱都是单间.The cabins had linoleum tile floors.船舱地上铺着油毡。The fire broke out in two unoccupied cabins.两间空置的棚屋里发生了火灾。Early Bell 47 models had open ...