题目内容
草麻黄粉末特征可见
2021-10-23
A.气孔特异，保卫细胞侧面观呈哑铃形或听筒形
B.纤维壁厚，壁上附有众多细小的砂晶
C.纤维壁厚，壁上附有众多细小的砂晶，形成晶纤维
D.薄壁细胞中有不规则红棕色块状物
E.薄壁细胞中有亮黄色簇状结晶
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