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  1. 1
    Mathematical analysis of the echo-impulse position detection by the dual-frequency sensing method

    Mathematical analysis of the echo-impulse position detection by the dual-frequency sensing method

    出版事項 2014
    全文の入手
    電子媒体 図書の章
  2. 2
    The echo-impulse position detection by the dual-frequency sensing method

    The echo-impulse position detection by the dual-frequency sensing method

    出版事項 2015
    全文の入手
    電子媒体 図書の章
  3. 3
    Acoustic borehole depth-gauge with the dual-frequency sensing method

    Acoustic borehole depth-gauge with the dual-frequency sensing method

    出版事項 2016
    全文の入手
    電子媒体 図書の章

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