the volatiles的用法和樣例：
例句
- ObjectiveTo study the volatile constituents from the leaves of Castanea mollissima Bl.
目的研究中藥板粟葉的揮發(fā)性成分。 - Method GC was used to analyze the volatile constituents and hydrodistillation was employed to extract them.
方法采用氣相色譜法測定魚(yú)腥草注射液揮發(fā)性成分。
