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| copper form (применяемая при наварке буровых долот Yeldar Azanbayev) | |||
| copper form (применяемая при наварке буровых долотьев) | |||
| медная пластинка: 22 phrases in 9 subjects |
| Electronics | 1 |
| Oil / petroleum | 2 |
| Oil and gas | 2 |
| Oil and gas technology | 2 |
| Oil processing plants | 10 |
| Oilfields | 1 |
| Production | 1 |
| Technology | 2 |
| Textile industry | 1 |