题目内容
钩藤药材粉末显微特征是
2021-12-23
A.薄壁细胞中含草酸钙棱晶
B.纤维束周围细胞含草酸钙方晶，形成晶纤维
C.薄壁细胞中含草酸钙柱晶
D.薄壁细胞中含针晶束
E.薄壁细胞中含草酸钙砂晶或簇晶
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