 |
| |||
| bolt cover | |||
| 螺栓盖: 47 phrases in 12 subjects |
| Automobiles | 8 |
| Chemistry | 1 |
| Compressors | 8 |
| Drilling | 7 |
| Electronics | 1 |
| Metallurgy | 2 |
| Nautical | 1 |
| Oil / petroleum | 4 |
| Rail transport | 1 |
| Shipbuilding | 2 |
| Technology | 11 |
| Wind Energy | 1 |
|
| |||
| bolt cover | |||
| 螺栓盖: 47 phrases in 12 subjects |
| Automobiles | 8 |
| Chemistry | 1 |
| Compressors | 8 |
| Drilling | 7 |
| Electronics | 1 |
| Metallurgy | 2 |
| Nautical | 1 |
| Oil / petroleum | 4 |
| Rail transport | 1 |
| Shipbuilding | 2 |
| Technology | 11 |
| Wind Energy | 1 |