semi-closed circuit system 半封闭式回路系统
tight closed circuit system 紧闭环路系统
closed circuit TV system 闭路电视系统
closed-circuit television system 闭路电视系统 ; 闭路监控电视系统
Closed-circuit television reading system 闭路电视阅读系统
closed circuit fire alarm system 闭路火灾报警系统
closed circuit communication system [通信] 闭路通信系统 ; 闭路通讯系统
closed-circuit oil system 闭路循环油系统
The paper USES spool valve system drawing equivalent to cartridge valve system drawing to design a typical hydraulic closed-circuit system consisting of two-way cartridge valve.
本文采用滑阀系统图等效成插装阀系统图的方法，设计出一种由二通插装阀组成的典型闭式系统。
Central air conditioner, automatic fire alarm, closed circuit TV watching system, communication network, public broadcasting and cable TV are all available in the exhibition hall.
展览大厅配有中央空调、自动火警、闭路电视、通讯网络、广播和有线电视。
Through the principle analysis and the circuit com- parison, we have designed a better scheme of a closed electronic window trac- king system.
通过原理分析和电路比较，设计了性能较优的闭环波门跟踪系统方策应用于电视跟踪系统。
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