A.0.2~1.2μg/ml B.0.4~1.4μg/ml C.0.6~1.6μg/ml D.0.2~0.6μg/ml E.0.1~0.2μg/ml
A.呼吸抑制 B.惡心嘔吐 C.瘙癢 D.尿潴留 E.便秘
A.8cmH2O B.10cmH2O C.12cmH2O D.14cmH2O E.16cmH2O