 |
| 废弃: 162 phrases in 21 subjects |
| Bioenergy | 1 |
| Business | 3 |
| Drilling | 3 |
| Ecology | 1 |
| Economy | 4 |
| Electronics | 22 |
| Energy industry | 1 |
| Environment | 34 |
| Fishery fishing industry | 1 |
| General | 50 |
| Geology | 1 |
| Law | 3 |
| Logistics | 1 |
| Mining | 3 |
| Oil / petroleum | 3 |
| Oil and gas | 1 |
| Oil processing plants | 2 |
| Packaging | 1 |
| Technology | 25 |
| Transport | 1 |
| United Nations | 1 |