大学职业搜题刷题APP
下载APP
首页
课程
题库模板
Word题库模板
Excel题库模板
PDF题库模板
医考护考模板
答案在末尾模板
答案分章节末尾模板
题库创建教程
创建题库
登录
logo - 刷刷题
创建自己的小题库
搜索
【多选题】

杂波干扰,表现为图像上混有杂乱的“横道”、“波纹”或一阵阵杂乱的飞点、刺、线状干扰,严重时导致图像模糊、扭曲、抖动、翻滚,可能引起的原因有()。

A.
视频插头与插座间接触不良,视频线接头压接、绞接点接触电阻变大,视频线屏蔽不好
B.
视频接头靠在安装支架或立杆上有松接触
C.
市电叠加有尖峰、突变、杂波闯入引起干扰
D.
光缆传输时,尾纤未拧到位或对接面受污
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
微信内点击右上角“…”即可分享
反馈
收藏 - 刷刷题收藏
举报
参考答案:
举一反三

【单选题】The biggest safety threat facing airlines today may not be a man with a gun, but the man with the portable computer in business class. In the last 15 years, pilots have reposed well over 100 incidents...

A.
They may have been caused by the damage to the radio systems.
B.
They may have taken place during take off and landing.
C.
They were proved to have been caused by the passengers" portable computers.
D.
They were suspected to have resulted from electromagnetic interference.

【多选题】造成复印图像模糊、发虚的主要原因有

A.
光学系统故障
B.
光缝未开
C.
感光鼓疲劳
D.
原件模糊
E.
感光鼓太脏

【单选题】在( )中,有较大的信号传播延迟和回波干扰。2

A.
ACARS系统
B.
静止卫星通信系统
C.
微波通信系统
D.
光纤通信系统
相关题目:
【单选题】The biggest safety threat facing airlines today may not be a man with a gun, but the man with the portable computer in business class. In the last 15 years, pilots have reposed well over 100 incidents...
A.
They may have been caused by the damage to the radio systems.
B.
They may have taken place during take off and landing.
C.
They were proved to have been caused by the passengers" portable computers.
D.
They were suspected to have resulted from electromagnetic interference.
【多选题】造成复印图像模糊、发虚的主要原因有
A.
光学系统故障
B.
光缝未开
C.
感光鼓疲劳
D.
原件模糊
E.
感光鼓太脏
【单选题】在( )中,有较大的信号传播延迟和回波干扰。2
A.
ACARS系统
B.
静止卫星通信系统
C.
微波通信系统
D.
光纤通信系统
刷刷题-刷题-导入试题 - 刷刷题
参考解析:
AI解析
重新生成
题目纠错 0
发布
刷刷题-刷题-导入试题 - 刷刷题刷刷题-刷题-导入试题 - 刷刷题刷刷题-刷题-导入试题 - 刷刷题
刷刷题-刷题-导入试题 - 刷刷题
刷刷题-刷题-导入试题 - 刷刷题
刷刷题-单词鸭