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Value-added Services
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| Position: Chinese Standard in English/DZ 2.1-1987 |
| DZ 2.1-1987 (English Version) | |||
| Standard No.: | DZ 2.1-1987 | Status: | abolished remind me the status change |
| Language: | English | File Format: | |
| Word Count: | 8000 words | Price(USD): | 240.0 remind me the price change |
| Implemented on: | 1992-11-19 | Delivery: | via email in 1~3 business day |
| Standard No.: | DZ 2.1-1987 |
| Chinese Name: | 地质钻探金刚石钻头 |
| Chinese Classification: | D81 Geological exploration equipment |
| Professional Classification: | DZ Professional Standard - Geology&Mineralogy |
| Implemented on: | 1992-11-19 |
| Status: | abolished |
| Superseded by: | DZ/T 0277-2015 Diamond bits for geological core drilling |
| Superseded on: | 2015-7-1 |
| Abolished on: | 2015-07-01 |
| Superseding: | DZ 2-1978 |
| Language: | English |
| File Format: | |
| Word Count: | 8000 words |
| Price(USD): | 240.0 |
| Delivery: | via email in 1~3 business day |