(指无线电波)波长在10至100米之间,对应频率在3至30兆赫兹之间。
(指无线电波)波长在10至100米之间,对应频率在3至30兆赫兹之间。
Of a radio wave: having a wavelength of between 10 and 100 metres, corresponding to a frequency between 3 and 30 megahertz.
(指无线电设备)能接收或发射上述波长范围内无线电信号的。
Of radio equipment: capable of receiving or transmitting radio signals at wavelengths in the above range.
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