滞产是指总产程超过多少小时()
A.16
B.18
C.20
D.22
E.24
参考答案:E
在医德教育活动中,某科室通过播放白求恩、柯棣华、钟南山等优秀白衣战士的高尚事迹,激励广大医务工作者要大力弘扬勇于奉献的精神。这种教育方法是()
A.典型示范
B.正面疏导
C.慎独
D.动机与效果相统一
E.理论与实践相结合
The generators on your rig have shut down,leaving you without navigation lights. Which emergency signal would you transmit over the VHF radio to alert vessels in the area of your predicament? ()
A.Mayday,Mayday,Mayday
B.Pan,Pan,Pan
C.Security,Security,Security
D.Lights out,Lights out,Lights out