 |
| |||
| operating shaft | |||
| 作 用 轴: 24 phrases in 9 subjects |
| Automobiles | 3 |
| Aviation | 1 |
| Bridge construction | 2 |
| Electric machinery | 1 |
| General | 3 |
| Oil / petroleum | 1 |
| Rail transport | 5 |
| Space | 3 |
| Technology | 5 |
|
| |||
| operating shaft | |||
| 作 用 轴: 24 phrases in 9 subjects |
| Automobiles | 3 |
| Aviation | 1 |
| Bridge construction | 2 |
| Electric machinery | 1 |
| General | 3 |
| Oil / petroleum | 1 |
| Rail transport | 5 |
| Space | 3 |
| Technology | 5 |