The problem of the key spare-roll vendor selection for the large-scale iron-steel enterprise is studied based on the interval numbers analytic hierarchy process.

基于区间数层次分析法研究大型钢铁企业关键备件——轧辊供应商评价。

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The production planning and scheduling system is the core of MES iron and steel enterprise, its directly affect the efficiency and cost of steel enterprise.

生产计划与调度系统是钢铁企业制造执行系统(MES)的核心，亦是整个综合自动化集成系统的重要组成部分。

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The steel industry belongs to high water consuming industries . Blast furnace gas washing wastewater is one of the main industrial sewage of an iron and steel enterprise .

钢铁行业属高耗水行业，高炉煤气洗涤废水是钢铁企业的主要工业废水之一，具有水量大、水温高、悬浮物含量高等特点。

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