石菖蒲挥发油中的主要成分是A.樟脑B.β-细辛醚C.β-榄烯D.龙脑E.甲基丁香油酚

作者: rantiku 人气: - 评论: 0
问题 石菖蒲挥发油中的主要成分是
选项 A.樟脑 B.β-细辛醚 C.β-榄烯 D.龙脑 E.甲基丁香油酚
答案 B
解析

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