 |
| |||
| jack-in-the-box | |||
| differential gear | |||
| equalizing gear | |||
| summing gear | |||
| compensating gear | |||
| 差动齿轮: 65 phrases in 12 subjects |
| Air defense | 1 |
| Automobiles | 4 |
| Aviation | 1 |
| Construction | 3 |
| Electric machinery | 1 |
| Mechanic engineering | 1 |
| Metallurgy | 3 |
| Nautical | 2 |
| Oil / petroleum | 1 |
| Shipbuilding | 3 |
| Space | 4 |
| Technology | 41 |