单项选择题
A.0.65% B.0.75% C.0.85% D.1.1% E.1.3%
A.0.4MAC B.0.65MAC C.0.8MAC D.1.1MAC E.1.3MAC
A.吗啡 B.另一种非甾体消炎药 C.糖皮质激素 D.哌替啶(度冷丁) E.曲马多