dash- dot line : 33 phrases in 17 subjects |
Architecture | 3 |
Cartography | 1 |
Cement | 1 |
Construction | 2 |
Drilling | 1 |
Electronics | 2 |
General | 2 |
Librarianship | 1 |
Makarov | 3 |
Mechanic engineering | 2 |
Metallurgy | 2 |
Oil / petroleum | 1 |
Physics | 1 |
Programming | 3 |
Rail transport | 4 |
Road works | 1 |
Technology | 3 |