黃金當然會氧化,說明加工工藝不好,表麵沒處理好。香港的金加工不錯。印度的也像黃銅
所有跟帖:
• 第一次聽說黃金會被氧化生鏽 -山高路遠- ♂ (0 bytes) () 04/14/2013 postreply 16:42:49
• 第一次聽說黃金會被氧化生鏽 -山高路遠- ♂ (0 bytes) () 04/14/2013 postreply 16:42:49
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