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глинистая кровля
| пласта
| глинистая кровля | |
| geol. | argillaceous top |
| пласт | |
| gen. | layer; bed; course; ledge; mine; sheet |
| coal. | seam |
| O&G | bench |
| oil | couplet |
| |||
| argillaceous top | |||
| глинистая кровля: 9 phrases in 4 subjects |
| Geology | 3 |
| Makarov | 2 |
| Mining | 2 |
| Oil / petroleum | 2 |