回複：班長， 梁兄， Sanding problem: how to fix dark spots

來源: hmo 於 2012-07-23 10:25:00 [] [舊帖] [給我悄悄話] 閱讀數 : (162 bytes)

dark spot may not be sanded, it depends on how it form, if it comes from dirty liquid like cat urine, it will not be sanded out, it will stay there forever

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