GB/T 14435.3-1993 卫星广播业务和地面业务间的频率共用　11.7～12.2GHz和12.5～12.75　GHz卫星广播业务(电视)和地面广播业务(电视)及地面无线电中继系统间的频率共用

GB/T 14435.3-1993 Frequency sharing between the broadcasting-satellite services and terrestrial services—Frequency sharing between the broadcasting-satellite service(television)in one side and terrestrial broadcasting services(television)and terrestrial radio-relay systems in other side in frequency bands 11.7～12.2 GHz and 12.5～12.75 GHz