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为了制订电视网的频道规划,对相邻频道、本振辐射、镜象频道、中频差拍以及频道的交叉重叠所引起的干扰作用,进行了试验,
In order to formulate the channel plan of the television network, experiments were conducted on the interference caused by the adjacent channels, the local oscillator radiation, the mirror channel, the intermediate frequency beat and the cross overlap of the channels.