A tall, coarse plant(Inula helenium) native to central Asia, having rayed yellow flower heads. The roots are used medicinally.
欧
部终年草本植物，有窄
子和黄花，黑色胡萝卜
部可食用。
A tall, coarse plant(Inula helenium) native to central Asia, having rayed yellow flower heads. The roots are used medicinally.
欧部终年草本植物，有窄子和黄花，黑色胡萝卜部可食用。
Objective:to study the chemical constituents of the essential oil of Inula helenium L.were extracted by steam distillation(SD)and supercritical-CO2 fluid(SFE).
研究土木香挥发油化学成分,并比较水蒸气蒸馏提取(SD)与超临界CO2萃取(SFE)所得土木香挥发性成分差异。
声明：以上例句、词性分类均由互联网资源自动生成，部分未经过人工审核，其表达内容亦不代表本软件
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