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| крутопадающий угольный пласт; наклонный угольный пласт | |||
| pitching coal: 38 phrases in 15 subjects |
| Aluminium industry | 1 |
| Cement | 2 |
| Chemistry | 1 |
| Construction | 4 |
| Electrochemistry | 2 |
| Geology | 7 |
| Leather | 1 |
| Makarov | 5 |
| Metallurgy | 1 |
| Mining | 5 |
| Oil / petroleum | 1 |
| Polymers | 2 |
| Rail transport | 1 |
| Road works | 1 |
| Technology | 4 |