2854| 7
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鋅合金表面鍍沙鎳后整體脫皮,!急 |
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點評
就是表面處理不好,,沒有其它事情,把表面處理好了,,基本就不會脫落,,最多是鍍層難看,
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小黑屋|手機版|Archiver|機械社區(qū) ( 京ICP備10217105號-1,,京ICP證050210號,,浙公網(wǎng)安備33038202004372號 )
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