打開機器查看一下，機器猛響時，用手按下每個可移動部件如導線等等，找到發生噪聲的原因

來源: 草原- 於 2015-07-09 17:05:53 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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