选择延长APD和ERP()
A.利多卡因
B.维拉帕米
C.奎尼丁
D.普萘洛尔
E.胺碘酮
参考答案:E
--- It’s too hot. Would you mind _____ the door?
--- ______. Please do it now.
A.to open ; OK
B.to open ; Good idea
C.opening ; Of course
D.opening ; Certainly not
用柱面法造斜,其()应保持不变。
A.安装角
B.安装方位角
C.钻孔高边方位角