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[求助] 模具钢什么材料好 |
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这小子有点二
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钢研无硫模具钢,替代进口的最佳选择,杂质含量极低,组织均匀,碳化物细小。
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高端模具钢材
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顺平模具
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手机版|小黑屋|中铸之家 ( 浙ICP备15041839号-1 )
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