如图所示是动圈式话筒(麦克风)和扬声器(喇叭)的构造示意图,当人对着话筒说话时,产生的声音使膜片及与之相连的线圈一起振动,线圈在磁场中的这种 Template


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tomski如图所示是动圈式话筒(麦克风)和扬声器(喇叭)的构造示意图,当人对着话筒说话时,产生的声音使膜片及与之相连的线圈一起振动,线圈在磁场中的这种 coloring