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GB/T 12719-1991
GB/T 12719-1991 Exploration specification of hydrogeology and engineering geology in mining areas
General Product Information
| Committee | The National Mineral Reserve Management Bureau |
|---|---|
| Document Type | National standards |
| Publisher Name | The National Technical Supervision Bureau |
| Standard Status | Replaced |
| Standard Code | GB/T 12719-1991 |
| CCS | Hydrogeological survey |
| ICS | Mining and excavation |
| Implement Date | 1991-10-01 |
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$ 81