超声回波测深仪 ultrasonic echo sounder
超音波回声测深仪 supersonic echo sounder
超声波回声测深仪 supersonic echo sounder
多波束回声测深仪 multi beam echo sounder
回波测深仪
Echo sounder
以上为机器翻译结果,长、整句建议使用 人工翻译 。
回声测深仪是用来测量水深的一种声学测量设备,其以水中超声波的传播速度为确定条件,利用发射波与反射回波时间差来测量水深。
Echo Sounder is a kind of acoustic measuring depth equipment, which can measure depth with the time between transmitted wave and echo on condition in which the speed of ultrasonic is fixed.
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