 |
| |||
| 下降速度 | |||
| 松吊速度 | |||
| |||
| 减低速度 | |||
| lowering speed: 22 phrases in 6 subjects |
| Automobiles | 3 |
| Aviation | 1 |
| Hydroelectric power stations | 2 |
| Rail transport | 1 |
| Refrigeration | 1 |
| Technology | 14 |
|
| |||
| 下降速度 | |||
| 松吊速度 | |||
| |||
| 减低速度 | |||
| lowering speed: 22 phrases in 6 subjects |
| Automobiles | 3 |
| Aviation | 1 |
| Hydroelectric power stations | 2 |
| Rail transport | 1 |
| Refrigeration | 1 |
| Technology | 14 |