57、下列关于X射线开关机规程描述不正确的是( )。

　开启X射线机电源,观察运行自检测程序正常后,开始检查工作

　检查中,如遇设备发生故障,应立即报告现场值班领导

　有些机型需要先退出X射线机控制平台,再关闭X射线机电源及稳压电源

　工作结束前,按要求认真填写设备运行记录

正确答案：CD

12、Restricted area is sometimes called( ).

11、Can you suggest me an alternate flight?
——( )

10、I’d like to( ) for the inconvenience caused by this delay.

9、A: Could you tell me why Flight MU595 hasn’t departed yet?

32、设备显示薄有机物图像的能力是( )的定义

19、Instead of “Please erect your trunk on the conveyor belt”, we can also say( ).

18、CA973 is the( ).

17、I’m afraid you have to stay here for the night, but the airline( ) your meals and accommodations.

16、A: Do you know why my flight has been delayed?

17、Sorry, sir. As an airport staff working in the restricted area, you should wear your( )on your uniform during working hours.