| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| NB/T 11449-2023 | English | 259 |
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Days<=3
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Test method of pipeline gas sensor for mine
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NB/T 11449-2023
| Valid |
NB/T 11449-2023
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