英语语法分析

The degradation mechanism of meta-nitroaniline was discussed by ultraviolet spectrum.

利用紫外光谱对降解反应机理进行了初步探讨。

Nitroaniline derivatives have been synthesized and there are 4 compounds having chiral atom in them.

合成了十个对硝基苯胺衍生物，其中4个化合物含有手性原子。

Synthesis of o phenylenediamine from o nitroaniline by catalytic hydrogenation at lower pressure was studied.

以邻硝基苯胺为原料，采用低压催化加氢还原技术合成邻苯二胺。