ITU-R SM.2212-1 报告(06/2012) - 电力线通信系统对工作在80 MHz以上的VHF 和UHF频段无线电

ITU-R SM.2212-1 报告(06/2012) - 电力线通信系统对工作在80 MHz以上的VHF 和UHF频段无线电

74 Pages · 2014 · 5.14 MB · Chinese
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“ Suffering is a gift. In it is hidden mercy. ” ― Rumi
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