crustal : 88 phrases in 17 subjects |
Astronautics | 2 |
Construction | 2 |
Electronics | 1 |
General | 1 |
Geology | 33 |
Geophysics | 26 |
Makarov | 4 |
Mining | 2 |
Nuclear and fusion power | 1 |
Oceanography & oceanology | 1 |
Oil / petroleum | 1 |
Physics | 2 |
Sakhalin | 1 |
Seismology | 5 |
Soil science | 1 |
Technology | 1 |
United Nations | 4 |