皮皮学，免费搜题
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【多选题】
川乌的性状鉴别特征有A.
呈不规则圆锥形，稍弯曲，顶端常有残茎
B.
外表棕褐色或灰棕色，皱缩，有小瘤状侧根及除去子根后的痕迹
C.
质坚实，断面类白色或浅灰黄色，粉性
D.
气微，味辛辣而麻舌
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皮皮学刷刷变学霸
举一反三
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B.
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D.
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A.
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B.
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C.
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A.
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B.
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C.
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D.
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