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GB/T 958-1989
GB/T 958-1989 Geological symbols used for regional geological maps (1:50000)
General Product Information
| Document Type | National standards |
|---|---|
| Publisher Name | The National Technical Supervision Bureau |
| Standard Status | Replaced |
| Standard Code | GB/T 958-1989 |
| CCS | Basic standards and general methods |
| ICS | Geology, meteorology, and hydrology |
| Implement Date | 1989-10-01 |
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$ 219
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$ 219
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$ 219