acoustical detectorsonic detectorsoniscopesoundlocatersoundlocator声波: sonic wave; sound wave; acou ...超声波探测仪: sonigage; ultrasonic depth finder; ultrasonoscope水下声波探测仪: asdic gear非金属超声波探测仪: non-metal ultrasonic detector微波探测仪: microwave sounder下载手机词典可随时随地查词查翻译
