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The input-output analysis method has been applied to production-management plan of mine in this paper.
将投入产出分析法应用到矿山中,编制矿山生产经营计划。
youdao
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The input-output analysis method has been applied to production-management plan of mine in this paper.
将投入产出分析法应用到矿山中,编制矿山生产经营计划。
youdao