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архейская
| акротема
| архейский | |
| geol. | Archaean; Archean; Archeozoic; Archaeozoic; Ar |
| акротема | |
| geol. | acron; acrothem |
| |||
| Archaean (MichaelBurov); Archean; Archeozoic (MichaelBurov); Archaeozoic (MichaelBurov); Ar (MichaelBurov) | |||
| архейская: 80 phrases in 8 subjects |
| General | 1 |
| Geography | 1 |
| Geology | 70 |
| Mining | 4 |
| Nautical | 1 |
| Oceanography & oceanology | 1 |
| Paleontology | 1 |
| Technology | 1 |