 |
| |||
| 机油返回 | |||
| 回油 | |||
| oil return: 33 phrases in 11 subjects |
| Automobiles | 10 |
| Compressors | 2 |
| Drilling | 1 |
| Electronics | 3 |
| Hydroelectric power stations | 1 |
| Metallurgy | 1 |
| Nautical | 1 |
| Oil / petroleum | 3 |
| Oil processing plants | 1 |
| Shipbuilding | 1 |
| Technology | 9 |
|
| |||
| 机油返回 | |||
| 回油 | |||
| oil return: 33 phrases in 11 subjects |
| Automobiles | 10 |
| Compressors | 2 |
| Drilling | 1 |
| Electronics | 3 |
| Hydroelectric power stations | 1 |
| Metallurgy | 1 |
| Nautical | 1 |
| Oil / petroleum | 3 |
| Oil processing plants | 1 |
| Shipbuilding | 1 |
| Technology | 9 |