哌仑西平抑制胃酸分泌的机制是
A.阻断H1受体B.阻断H2受体C.阻断D2受体D.阻断M1受体E.抑制胃壁细胞H+泵
参考答案:D
解析: 哌仑西平是选择性的M1受体拮抗剂。
What is Tom going to be when he __________. [ ]
A. grow up
B. is growing up
C. grows up
D. will grow up
钻瓦斯抽放孔、防突孔出现()、()等现象时要立即仃钻,按规定及时采取措施。