闭路监控信息系统用英语怎么说 请专业人士回答 急急

Closed circuit monitoring information system

CCTV(Closed-circuit television.)information system
CCTV在安防领域就是闭路监控系统的意思，这里不是中央电视台啦。
http://zhang.xin.fang.blog.163.com/blog/static/39057020081174142600/
http://www.dacheng.com.cn/NewsFolder/20084/20084792737535.html

CCTV?

or

Closed-circut information intergated monitoring system

In-house monitoring information system