×
多选题
62、下列对X射线机按钮叙述不正确的是( )。
A
按下传送带后退键,传送带开始倒退循环运转
B
当按下X射线机的紧急断电按钮后系统立即关闭
C
图像增强键的作用是利用对比度增强的方式实现对图像中较暗物体的观察
D
剔除X射线机图像中的有机物或无机物可使用剔除键
答案解析
正确答案：AC
相关知识点：
X射线机按钮功能要记清
题目纠错
安检四级技能鉴定
相关题目
单选题
43、Which of the following can be exempted from security check?
单选题
49、Generally speaking,( )should have a valid permit when he needs to enter the departure lounge.
单选题
48、After security check, it is best for the screeners to say ( )
单选题
47、( )should be taken out before a passenger passes through the walk-through metal detector.
单选题
46、I’m sorry, but the name on the ticket( )that on your passport.
单选题
46、Each permit shall, at least, contain( ).
单选题
45、——Do you know why my flight has been delayed?
——( )
单选题
44、Which of the following can be included in a passenger’s travel documents?
单选题
46、You can’t keep these things, such as( ), in your carry-on baggage.
单选题
45、——( )
——We will be informed as soon as the time is fixed.
