Water-saving effect of substituting circulating cooling water for direct-current cooling water of hot rolling mill是什么意思 Water-saving effect of substituting circulating cooling water for direct-current cooling water of hot rolling mill怎么读-字典翻译

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Water-saving effect of substituting circulating cooling water for direct-current cooling water of hot rolling mill

Water-saving effect of substituting circulating cooling water for direct-current cooling water of hot rolling mill是什么意思 Water-saving effect of substituting circulating cooling water for direct-current cooling water of hot rolling mill怎么读

热轧直流冷却水改为循环冷却水的节水作用

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