низколетучий | |
chem. | low-volatile |
высокосортный уголь | |
met. | top-grade coal |
nautic. | high grade coal |
tech. | high-grade coal; high-quality coal; mature coal; high-rank coal |
| |||
low-volatile | |||
low-volatility |
низколетучий: 5 phrases in 4 subjects |
Coal | 1 |
Energy industry | 2 |
Food industry | 1 |
Oil and gas technology | 1 |