“echo sounder”的概念、定义、翻译、参考文献-科学参考

单词	echo sounder
释义	echo sounder [`ek·ō ´sau̇nd·ǝr] See <<sonic depth finder>>
随便看	electron electron accelerator electron acceptor electron-acoustic microscopy electron affinity electronarcosis electron attachment electron avalanche electron beam electron-beam-accessed memory electron-beam channeling electron-beam cutting electron-beam drilling electron-beam fusion orthokeratology orthokinesis ortholignitous coal orthologous locus orthomagmatic stage orthometric correction orthometric height orthomimic feldspars orthomorphic orthomorphic chart orthomorphic map projection

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