closed circuit television

A network digital surveillance system is designed in this paper according to the practical requirement of oil refinery and on the bases of the closed circuit television surveillance system before.(根据炼油厂的实际需求，设计出一套适合炼油厂生产现场的网络数字监控系统。)

This paper analyzes reason of measure waveform produce error in decode circuit, put forward experiment means of adopt closed circuit television system transmit signal.(分析了在解码电路实验中，测量波形产生误差的原因，提出了采用有线电视系统传送信号的实验方法。)

For example, Britain, said a police spokesman in widely installed closed-circuit television system, crime fell to 1 million or so.(例如，英国警方发言人说，在广泛安装闭路电视系统以后，犯罪案件下降到1万起左右。)

Researchers observed the children via closed-circuit television and recorded their activities.(研究者通过闭路电视观察孩子们的行为。)

IDD phones in bars and restaurants; closed-circuit television and mini bar. 24-hour room service provides you with comfortable and neat environment for rest.(酒吧和餐厅内国际直播电话；闭路电视及迷你冰箱一应俱全。24小时的客房服务为您提供整洁舒适的休息环境。)

There's a closed-circuit television camera in the reception area.(接待处有一台闭路电视摄像机。)

Village every building entrance, elevator lobbies main public areas are closed-circuit television, camera systems and warning systems.(村内每一座大楼的出入口、电梯大堂等主要公共区域设有闭路电视、摄像系统及报警系统。)

IP cameras are most often used for IP surveillance, a digitized and networked version of closed-circuit television (CCTV).(IP摄像机通常用于IP监测、数字化和网络化的版本的闭路电视(CCTV)。)

The cable is used as receiving foedrer of television closed circuit transmission cable and community television singal distribution coaxial cable .(适用于作广播电视接受馈线，闭路电视传输线以及公用电视天线系统分配同轴电缆。)

On a typical day in a big city you may be filmed by hundreds of closed-circuit television (CCTV) cameras.(在一所大城市里的一天，你可能已被闭路电视（CCTV）摄像头记录了上千次。)