“加成的”造句
溴化氢
加成的最后一步,是负离子亲核试剂的附加.
The addition of hydrogen bromide involves the attachment of an anionic nucleophile in the final step.
关于
加成的定向问题,可以一直追溯到自由基化学的起源.
The problem of orientation of addition goes right back to the beginning of freeradical chemistry.
我们用成本
加成的方法计算工程报价.
We are charge for the work on a cost plus basis.