 |
| 防蚀: 186 phrases in 19 subjects |
| Armored vehicles | 1 |
| Automated equipment | 1 |
| Automobiles | 1 |
| Aviation | 7 |
| Chemistry | 2 |
| Construction | 5 |
| Drilling | 1 |
| Ecology | 1 |
| Electronics | 10 |
| Environment | 1 |
| General | 32 |
| Geology | 1 |
| Military | 6 |
| Nautical | 2 |
| Oil / petroleum | 1 |
| Oil and gas | 11 |
| Oil processing plants | 15 |
| Oilfields | 4 |
| Technology | 84 |