用乙基纤维素、醋酸纤维素包衣的片剂,片面用激光打一个孔是()
A.不溶性骨架片
B.亲水性凝胶骨架片
C. * * 环
D.溶蚀性骨架片
E.渗透泵
参考答案:E
The discovery of the connection between aspirin and Reyessyndrome, a rare and deadly ailment , is a recent example of the caution with which drugs must be used, even for medical purposes.
A.disease
B.sick
C.ill
D.illness
易位