论文信息 - Electromagnetic direction finding experiments for location of trapped miners - 字舞流文

Electromagnetic direction finding experiments for location of trapped miners

R. G. Olsen | A. J. Farstad | R. G. Olsen

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[2] L. Ball,et al. Radio Transmission to and from Underground Coal Mines - Theory and Measurement , 1973, IEEE Transactions on Communications.

[3] J. R. Wait. Criteria for locating an oscillating magnetic dipole buried in the earth , 1971 .