是這樣的。用WD40隻是一時之快，時間一長效果適得其反。有專門的軌道潤滑劑。

來源: 易木於 2017-09-10 00:16:52 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.