 |
| |||
| 下降特性 | |||
| |||
| 下降特征 | |||
| 下降特性曲线 | |||
| 陡降外特性 | |||
| dropping characteristics: 7 phrases in 5 subjects |
| Electric machinery | 1 |
| Metallurgy | 3 |
| Space | 1 |
| Technology | 1 |
| Telecommunications | 1 |
|
| |||
| 下降特性 | |||
| |||
| 下降特征 | |||
| 下降特性曲线 | |||
| 陡降外特性 | |||
| dropping characteristics: 7 phrases in 5 subjects |
| Electric machinery | 1 |
| Metallurgy | 3 |
| Space | 1 |
| Technology | 1 |
| Telecommunications | 1 |