《中国药典》规定,皮类饮片的丝宽为A.1~3mm B.2~3mm C.1~2mm D.2~4mm E.3~4mm

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问题 《中国药典》规定,皮类饮片的丝宽为

选项 A.1~3mm
B.2~3mm
C.1~2mm
D.2~4mm
E.3~4mm

答案B

解析
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