1·The Saussurea involucrata chemical composition was: alkaloid, flavanone, sterol, volatile oil, 16 kind of amino acids, Saussurea involucrata lactone and so on.
雪莲化学成分为：生物碱、黄酮、甾醇、挥发油、16种氨基酸、雪莲内酯等。
2·Method: Analyzing the content of volatile oil by pharmacopoeia method.
方法：用药典方法对挥发油进行含量测定。
3·Methods The volatile oil was obtained from PPFA by steam distillation.
方法采用水蒸气蒸馏法从枳壳中提取挥发油。
4·OBJECTIVE:To analyze qualitatively the volatile oil in Perilla leaves.
目的：定性分析紫苏叶的挥发油。
5·Pepper seeds contain volatile oil, resins, piperine, fat, protein, etc.
胡椒中含有挥发油、树脂、胡椒碱、粗脂肪、粗蛋白等。
6·Objective: To design a device to assay the dynamics model of volatile oil.
前言： 目的：设计一种中药材挥发油提取过程中动力学模型的测定装置。
7·Objective: To analysis compositions of the volatile oil in Origanum vulgare.
目的：分析牛至挥发油中的化学成分。
8·The sticky mixture of resin and volatile oil from which turpentine is distilled.
松油树指松腊和易挥发的油的粘稠的混和物。
9·OBJECTIVE Onto analyze the volatile oil chemical composition from lycopodii herb.
目的：分析伸筋草中挥发油化学成分。
10·OBJECTIVE To study the kinetics of volatile oil dispersion from Gagula-4 decoction.
目的研究蒙成药嘎咕拉- 4汤中挥发油散失的动力学规律。