 |
| |||
| 限制性问题 (航天器轨道动力学的) | |||
|
restricted problem : 17 phrases in 5 subjects |
| Aviation | 4 |
| Business | 1 |
| Information technology | 2 |
| Space | 9 |
| Technology | 1 |
|
| |||
| 限制性问题 (航天器轨道动力学的) | |||
|
restricted problem : 17 phrases in 5 subjects |
| Aviation | 4 |
| Business | 1 |
| Information technology | 2 |
| Space | 9 |
| Technology | 1 |