6065| 22
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鋁件的表面處理 |
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點(diǎn)評(píng)
你是來(lái)搞笑的嗎,氧化會(huì)增厚,?你家氧化還能往鋁件上增加材質(zhì),?增加的是什么,是空氣嗎,,
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點(diǎn)評(píng)
不把你帶坑里,氧化會(huì)增厚,,今天第一天聽說(shuō)氧化會(huì)厚
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