A.1~2小時 B.4~6小時 C.7~8小時 D.10小時
A.大于或者等于50mg/100ml B.大于或者等于60mg/100ml C.大于或者等于70mg/100ml D.大于或者等于80mg/100ml
A.大于或者等于10mg/100ml,小于70mg/100ml B.大于或者等于10mg/100ml,小于80mg/100ml C.大于或者等于20mg/100ml,小于80mg/100ml D.大于或者等于20mg/100ml,小于70mg/100ml