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热轧无缝钢管轧辊技术条件 张力减径机轧辊和定径机轧辊
Technical specifications for hot roll of seamless-tube rolling mill Stretch-reducing roll & sizing roll
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进出口治金轧辊检验规程
Rules for the inspection of the performance requirements of mill rolls for import and export
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热轧无缝钢管轧辊技术条件 连轧机轧辊
Technical specifications for hot roll of seamless-tube rolling mill Mandrel mill roll
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轧制机械 术语
Rolling machinery Term
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