单项选择题
头发的荣枯主要与体内的哪两种物质有关
A.精与气
B.津与液
C.气与血
D.气与津
E.精与血
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单项选择题
物料入库待检状态标记是
A.红色
B.绿色
C.黄色
D.蓝色
E.白色
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单项选择题
Liquorice Consists of the dried,unpeded roots and stolns,and contains not less than 4.0% of glycyrrhizinic acid.Which of the following is true()
A.除去外皮的根
B.除去外皮的根茎
C.潮湿的根茎
D.不少于4.0%的甘草酸
E.低于4.0%的甘草酸
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