英语语法分析

To study genotoxic effects of para dichlorobenzene.

研究对二氯苯的遗传毒性作用。

A range of polymers which are made from sodium sulfide and p-dichlorobenzene.

由硫化钠和对二氯苯制成的一系列聚合物。

The p dichlorobenzene and naphthalene in mothproofing agent was determined by infrared spectroscopy.

用红外光谱法测定了防蛀剂中对二氯苯和萘的含量。