 |
| compressor unit: 58 phrases in 15 subjects |
| Automobiles | 1 |
| Combustion gas turbines | 3 |
| Construction | 1 |
| Gas processing plants | 1 |
| Military | 3 |
| Nautical | 1 |
| Oil / petroleum | 4 |
| Oil and gas | 8 |
| Oil and gas technology | 1 |
| Oilfields | 3 |
| Production | 1 |
| Refrigeration | 20 |
| Technology | 8 |
| Thermal engineering | 2 |
| Ventilation | 1 |