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NB/T 10173-2019 Active
NB/T 10173-2019 Directional Drilling Technology In Coal Mine Working Procedure
General Product Information
| Document Type | Industry standards-Energy |
|---|---|
| Standard Status | Active |
| Standard Code | NB/T 10173-2019 |
| CCS | Geological and mineral exploration and development |
| ICS | Mining and excavation |
| Implement Date | 2019-10-01 |
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