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垃圾車喇叭故障解決辦法

發布時間:2014-03-18 已有人關注
    我們先來看看喇叭是如何工作的.當按下轉向盤上或其他位置的喇叭按鈕時,來自蓄電池的電流會通過回路流到喇叭繼電器的電磁線圈上,電磁線圈吸引繼電器的動觸點開關閉合,電流就會流到喇叭處.電流使喇叭內部的電磁鐵工作,從而使振動膜振動而發出聲音.

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