英语语法分析

RPC for pilotscale experiment was used to do the pilotscale experiment on acetic acid complex extraction process.

采用中试振动筛板萃取塔对醋酸稀溶液的络合萃取过程进行了中试实验研究。

The 4-methoxy-phenylhydroxy-acetic acid was synthesized by the carbonyl addition reaction of 4-methoxybenzaldehyde.

通过4-甲氧基苯甲醛的羰基加成反应合成4-甲氧基-苯基羟基乙酸。

Vinegar contains acetic acid.

醋中含有醋酸。