“ultrasonic logging”的概念、定义、翻译、参考文献-科学参考

单词	ultrasonic logging
释义	ultrasonic logging Encyclopedia 理学声波测井释 ultrasonic logging超声波测井采用超声波频段（＞20千赫）的脉冲弹性波在井下进行的超声脉冲回波测量技术。
随便看	contemporary climate change in China Contemporary Display Design in American Museum Contemporary Exhibition and Display contemporary German legal philosophy contemporary history contemporary history of mechanical engineering contemporary international law Contemporary Legend Theatre of Taiwan Contemporary Lexicography contemporary machine building- industry in China Contemporary Multi-biblical Literary Criticism contemporary official documents contemporary positivism Contemporary Theatre Contemporary TV contemporary western ethics contemporary western philosophy contemporary western public art education Contemporary Writers Review contemporize contending colours content content accessible memory content accessible memory, CAM content-addressable memory

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