closed circuit signaling是什么意思、英文翻译及中文解释
closed circuit signaling
词语: closed circuit signaling
解释: 闭路信号
词典: 电信专业英汉词典
closed circuit signaling 相关解释
闭路信号 〔名词〕closed circuit signaling
closed circuit signaling
词语: closed circuit signaling
解释: 闭路信号
词典: 电信专业英汉词典
closed circuit signaling 相关解释
闭路信号 〔名词〕closed circuit signaling