седло клапана : 144 phrases in 22 subjects |
Apollo-Soyuz | 3 |
Armored vehicles | 8 |
Astronautics | 2 |
Automated equipment | 2 |
Automobiles | 22 |
Aviation | 1 |
Construction | 3 |
Drilling | 2 |
Electronics | 1 |
General | 2 |
Machine components | 25 |
Makarov | 2 |
Mechanic engineering | 5 |
Oil / petroleum | 8 |
Oil and gas | 4 |
Oil and gas technology | 3 |
Oilfields | 4 |
Sakhalin | 2 |
Shipbuilding | 1 |
Technology | 40 |
Thermal engineering | 1 |
Transport | 3 |