風扇軸承開始磨損產生小間隙，開始時點滴潤滑油或是給一點外力就可開始運行，時間久磨損間隙大後就得換。

來源: 色大膽小於 2020-12-06 08:34:58 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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