Semifluid mixtures of organic compounds consisting of resins dissolved in a volatile oil, turpentines can be distilled into the volatile oil of turpentine and the nonvolatile rosin.
它是半流质的有机化合物，由树脂在挥发性油中溶解而成，松脂可以被提炼成松脂挥发油和非挥发性松脂。
Objective: the stability of volatile oil will influence the curing effect of Fengshikang capsule, so the quality of volatile oil has to be controlled.
目的：风湿康胶囊中挥发油质量的稳定性关系到整个制剂的疗效，因此必须对之进行质量控制。
It also concluded that the key issue for developing volatile oil reservoir and weak volatile oil reservoir is to keep reservoir pressure higher than saturation pressure.
提出了开发挥发油及弱挥发油油藏，保持饱和压力以上是开发好此类油藏的关键，应列为此类油藏开发的最重要原则。
Results:52 compounds in the volatile oil extracted by SCE-CO2 and 48 compounds in the volatile oil extracted by SD were separated and identified separately. There were 45 same components.
结果：超临界CO2萃取法提取的挥发油鉴定出52个成分，水蒸气蒸馏法提取的挥发油鉴定出48个成分，两者共有成分45个。
Results:52 compounds in the volatile oil extracted by SCE-CO2 and 48 compounds in the volatile oil extracted by SD were separated and identified separately. There were 45 same components.
结果：超临界CO2萃取法提取的挥发油鉴定出52个成分，水蒸气蒸馏法提取的挥发油鉴定出48个成分，两者共有成分45个。
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