单项选择题
A.0.5%～1% B.1%～3% C.2%～3% D.4%～5% E.3%～6%
A.4% B.5% C.6% D.3% E.2%
A.蛤蚧 B.仙茅 C.三七 D.淫羊藿 E.黄狗肾
A.40% B.55% C.64% D.35% E.25%
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