For an initial service, a 10 megahertz-wide band of frequencies will be needed.初始服务需要10兆赫宽的频带。Of an electronic circuit or device; having an output proportional to input; amplifying or attenuating all frequencies equally....

frequentation的音标：frequentation的英式发音音标为：[ˌfri:kwen'teɪʃən]frequentation的美式发音音标为：[ˌfrikwen'teɪʃən]...