| 释义 |
radiofrequency spectrum
基本例句
射频谱; 无线电频谱
Radio operates, as you might expect, in the public portion of the radio spectrum.正如想象的那样，无线电工作在无线电频谱的公共部分。
The current communications capabilities could be increased in a dramatic way by broadening the radio spectrum into the millimetre and optical-frequency ranges.将无线电频谱扩展到毫米和视频范围，可极大增加当前的通讯能力。 |