
Aerials for the reception of sound and television broadcasting in the frequency range 30MHz to 1GHz-Part 2:Methods of measurement of electrical performance parameters
标准号:SJ/T 10612.2-1995
Aerials for the reception of sound and television broadcasting in the frequency range 30MHz to 1GHz-Part 2:Methods of measurement of electrical performance parameters
标准号:SJ/T 10612.2-1995