
Aerials for the reception of sound and television broadcasting in the frequency range 30MHz to 1GHz-Part 1:Electrical and mechanical characteristics
标准号:SJ/T 10612.1-1995
Aerials for the reception of sound and television broadcasting in the frequency range 30MHz to 1GHz-Part 1:Electrical and mechanical characteristics
标准号:SJ/T 10612.1-1995