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本文对电视接收机的视频通道噪声功率互换前后进行了讨论。
The present paper discusses the noise powers of the video channel before and after their exchange.
youdao
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本文对电视接收机的视频通道噪声功率互换前后进行了讨论。
The present paper discusses the noise powers of the video channel before and after their exchange.
youdao