| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| GB 21251-2007 | English | 439 |
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Days<=4
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The norm of energy consumption per unit products of nickel metallurgical enterprise
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GB 21251-2007
| Obsolete |
GB 21251-2007
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