pressure pipe: 112 phrases in 32 subjects |
Armored vehicles | 7 |
Astronautics | 2 |
Automobiles | 9 |
Aviation | 1 |
Cables and cable production | 2 |
Caspian | 1 |
Construction | 10 |
Drilling | 8 |
Electronics | 3 |
Energy industry | 3 |
Facilities | 1 |
General | 3 |
Hydraulic engineering | 1 |
Makarov | 3 |
Metallurgy | 1 |
Mining | 2 |
Natural resourses and wildlife conservation | 2 |
Nuclear and fusion power | 1 |
Nuclear physics | 1 |
Oil / petroleum | 12 |
Oil and gas | 7 |
Oil and gas technology | 4 |
Oilfields | 5 |
Rail transport | 4 |
Refrigeration | 2 |
Roll stock | 2 |
Sakhalin | 4 |
Silicate industry | 1 |
Technology | 3 |
Thermal engineering | 2 |
Transport | 3 |
Well control | 2 |