2697| 3
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硬質(zhì)氧化后發(fā)現(xiàn)這樣的情況,氧化的師傅說是材質(zhì)不對(duì) |
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相關(guān)帖子 |
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點(diǎn)評(píng)
應(yīng)該是鋁合金材料,Al6063吧,猜的
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