| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| NB/T 11541-2024 | English | 219 |
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Days<=3
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Technical specifications for regional outburst prevention of gas pre extraction in coal roadway strips through directional long boreholes along the coal seam
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NB/T 11541-2024
| Valid |
NB/T 11541-2024
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