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關注:1
2013-05-23 12:21
求翻譯:The difference in path loss for trees with and without leaves reported in is 3 to 5 dB in the frequency range of 450-950 MHz.是什么意思?![]() ![]() The difference in path loss for trees with and without leaves reported in is 3 to 5 dB in the frequency range of 450-950 MHz.
問題補充: |
湖北省互聯網違法和不良信息舉報平臺 | 網上有害信息舉報專區 | 電信詐騙舉報專區 | 涉歷史虛無主義有害信息舉報專區 | 涉企侵權舉報專區