INVESTIGATION OF ELF RADIATION GENERATED BY ARTIFICIALLY MODULATED IONOSPHERE AND ITS APPLICABILITY TO COMMUNICATION TO SUBMARINES

 
  • 電離層人工調制的極低頻輻射和在潛艇通信中的應用探討
今日熱詞
目錄 附錄 查詞歷史
国内精品美女A∨在线播放xuan