英语词汇“closed-circuit communications system”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	closed-circuit communications system
释义	closed-circuit communications system closed-circuit communications system [¦klōzd ¦sər·kət kə‚myü·nə′kā·shənz ‚sis·təm] (communications) A communications systems which is entirely self-contained, and does not exchange intelligence with other facilities and systems.
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