一些电台不通过公共波段广播所以他们没有必要遵守联邦通讯委员会的规定。
Some stations do not broadcast over the public airwaves so they do not have to follow F.C.C. rules.
该波段在各种远距离地面通讯或雷达工作中，均不能应用。
The wave band in each kind of long-distance range ground communication or the radar work, can not apply.
联邦通讯委员会觉得可行，它已起草一项提案建议说服电视公司出让它们的部分波段。
It has come up with a proposal to persuade TV companies to part with some of their airwaves.
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