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| sand extraction (The extraction of sand by mining for building purposes and for the extraction of heavy minerals such as rutile and zircon; Добыча песка в карьерах для строительных целей, а также в ходе добычи тяжёлых минералов, таких как рутил или цирконий) | |||
| sand extraction | |||
| sand recovery | |||
| добыча песка: 10 phrases in 8 subjects |
| Cement | 1 |
| Construction | 1 |
| Geology | 1 |
| Makarov | 1 |
| Natural resourses and wildlife conservation | 1 |
| Oil / petroleum | 2 |
| Technology | 1 |
| Trade classification | 2 |