干姜的适应证是()
A.脘腹冷痛、胃寒呕吐
B.寒痹证
C.亡阳证
D.寒饮喘咳
E.肾虚阳痿
参考答案:A, C, D
20℃时,氯化钠的溶解度是36g,这表示[ ]
A.20℃时,100g氯化钠饱和溶液中含氯化钠36g
B.20℃时,100g水中溶解36g氯化钠,溶液达到饱和状态
C.100g水中最多溶解36g 氯化钠
D.20℃时,氯化钠在水中溶解36g,溶液达到饱和状态
Opiate withdrawal causes severe physical discomfort and can be life-threatening. To minimize these effects, opiate users are commonly detoxified with which drug
A.Barbiturates.
B.Amphetamines.
C.Methadone.
D.Benzodiazepines.