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- General specifications for echo sounder
垂直回声探鱼仪通用技术条件 - Ceres combined echo ranging echo sounding
统一的回声测距与测深 - Inspection installation and water tightness transducer of echo sounder on berth
测深仪换能器船台安装和水密性检查。 - Supersonic echo sounder
超声波回声探测仪 - Digital echo sounder
数码回声测深仪 - Echo sounding machine
回声测深仪 - A device used underwater to produce pulses of sound , as for an echo sounder
声脉冲发送器置于水下产生声脉冲的装置,如回音器中的装置 - Application of gps - rtk integrated with digital echo sounder to underwater topography survey
与数字测深集成技术在水下地形测量中的应用 - In bathymetric survey , the recorded seabed is distorted due to the beam - width of the echo sounder
摘要在海底地形测量中,由于波束角效应导致探测的海底地形存在失真。 - He tried it ; but in the darkness the distant echoes sounded so hideously that he tried it no more
他叫了几声,可是黑暗中,回声听起来十分可怕,他只好停下来,不再叫喊。
- determining the location of something by measuring the time it takes for an echo to return from it
同义词:echolocation,
Last modified time:Mon, 18 Aug 2025 00:29:56 GMT