DB12/ 046.57-2011 Calculation method and limit of comprehensive energy consumption per unit output of products Part 57: Mechanical electric furnace steel (English Version)
Tianjin Provincial Standard of the People's Republic of China
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DB12/ 046.57-2011
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DB12/ 046.57-2008
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2012DB12/ 046.57-2011 Calculation method and limit of comprehensive energy consumption per unit output of products Part 57: Mechanical electric furnace steel