吸气时脉搏明显减弱或消失.此种脉搏称为
A.交替脉B.迟脉C.水冲脉D.奇脉E.重搏脉
参考答案:D
It is said that a new policy is being put()practice in your foreign trade.
A.on
B.into
C.under
D.with
下列哪些情况能增强洋地黄类药物的心脏毒性反应()
A.低钾血症
B.低镁血症
C.缺氧
D.高钙血症
E.酸碱平衡失调