But video and audio quality can be improved if broadcasters take pains, and are not too greedy in the way they cram channels into their allotted digital spectrum.
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释义
要是广播电视运营商肯下功夫,且在划分给他们的数字电视频谱中塞入频道时不过分贪心,那么视音频质量是能够提高的。
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