英语语法分析

The solvent system includes a lower alkanol such as methanol or ethanol and cyclohexene.

该溶液体系包括低级烷醇如甲醇，乙醇和环己醇。

In general, this reaction will be conducted in the presence of a suitable solvent such as a lower alkanol.

通常，这个反应在进行适当的溶剂中发生，如低级醇。

This paper refers to the physiological efficiency on spring wheat seedings Produced by thirty alkanol treating seeds.

本文报导了三十烷醇浸种对春小麦幼苗生长的生理效应。