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[求助] 各位大神,为什么压出来这么白 研磨洗出来这么黑? |
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二手压铸机买/卖
联系电话☎️139-5123-5178
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压铸件,冲压件,CNC,电脑配件,五金配件去毛刺抛光清洗设备 18968682082赖军
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手机版|小黑屋|中铸之家 ( 浙ICP备15041839号-1 )
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