end pin : 54 phrases in 15 subjects |
Armored vehicles | 2 |
Automated equipment | 1 |
Automobiles | 6 |
Construction | 1 |
Drilling | 3 |
Electrical engineering | 1 |
Military | 1 |
Oil / petroleum | 6 |
Oil and gas | 1 |
Oil and gas technology | 1 |
Rail transport | 2 |
Seismology | 1 |
Technology | 18 |
Thermal engineering | 1 |
Transport | 9 |