英语词汇“echo checking”的翻译、意思、用法、释义-英汉汉英词典

单词	echo checking
释义	echo checking回音检查echo checking回音檢查通訊工程
随便看	metre-ampere metre bridge metrecal metre candle metre-candle metrecandle metrecandlesecond metrechon metrectomy metrectomy--hysterectomy metrectomy; hysterectomy metrectomy，hysterectomy metrectopia metrectopia，metrectopy metrectopy metrectopy--metrectopia metred metre full scale metre gage metre glass metre horsepower metrekilogram(me)-second metre-kilogram-second metre-kilogram-second-ampere 米千克秒安培 metre-kilogram-second units