Electromagnetic propagation in low coal mines at medium frequencies
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[1] Motohisa Kanda,et al. Electromagnetic noise in Itmann Mine , 1974 .
[2] T. S. Cory. Propagation of EM signals in underground mines. , 1977 .
暂无分享，去创建一个
[1] Motohisa Kanda,et al. Electromagnetic noise in Itmann Mine , 1974 .
[2] T. S. Cory. Propagation of EM signals in underground mines. , 1977 .