英语词汇closed circuit signalling怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	closed circuit signalling
释义	closed circuit signalling 简明释义闭路发信网络释义短语 1 closed circuit signalling 通信闭路通信
随便看	pipe scraper pipescraper pipe screw-cutting lathe pipe screw cutting machine pipe down pipe seal pipe seal pipe sealing compound pipe seam pipe seat pipe section pipe section lowering in pipe section pressure test pipe segregation pipe setback pipe setback load pipe shaft pipe shape pipe-shaped pipe-shed support pipe sheet pipe shell pipe shield pipe shoes pipe shroud

英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。