closed-circuit television monitor闭路电视监察器
a closed-circuit television闭路电视
closed-circuit television camera闭路电视摄像机
campus closed-circuit television校因闭路电视网
Closed-circuit television EEG闭路电视脑电图
closed-circuit television controller闭路电视控制器
Closed-circuit Instructional Television闭路教学电视
CCTV CLOSED-CIRCUIT TELEVISION闭路电视
closed-circuit television teaching闭路电视教学
Closed-circuit television ( abbreviation CCTV) is intelligent building in general install to insure system, the illumination condition of its monitoring environment gets the influence of various factor and time changes.
闭路监控(简称CCTV)系统作为智能建筑中常用的安保系统,其监控环境的光照情况受多种因素的影响而时刻变化。
参考来源 - 闭路监控中背光处理的软硬件设计N（名词） a television system in which signals are transmitted from a television camera to the receivers by cables or telephone links forming a closed circuit, as used in security systems, etc 闭路电视