steel-clad : 40 phrases in 16 subjects |
Bridge construction | 1 |
Chemistry | 2 |
Communications | 2 |
Construction | 3 |
Electrical engineering | 1 |
Electronics | 2 |
Makarov | 4 |
Mechanics | 1 |
Metallurgy | 4 |
Military | 2 |
Numismatics | 1 |
Rail transport | 2 |
Roll stock | 2 |
Sakhalin | 1 |
Technology | 11 |
Weapons and gunsmithing | 1 |