Depth Sounding
美英
        - un.回声测深
 
Depth SoundingDepth Sounding
测深
航海及海运专业词汇英语翻译(D12) ... depth sounding machine 测深仪 depth sounding 测深 depth telemeter 遥测测深仪 ... 
                回声测深
capacitor input filter ???????... ... depletion layer 耗尽层;阻挡层 depth sounding 回声测深 derived quantity 导出量 ... 
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