测深仪

• deep sounding apparatus
• depth measuring instrument
• depth measurement meter
• echometer
• depth gauge
• depthfinder
• fathometer
• depth finder
• depthometer
• sounding machine

参考释义

测深仪

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例句

1. 回音测深仪一种声音测深仪的商标
   A trademark used for a sonic depth finder.