space navigation
| guidance-control system
| space navigation | |
| econ. | 宇宙航行 |
| el. | 航天导航 |
| met. | 宇宙导航 |
| space | 空间导航 |
| guidance control system | |
| space | 制导控制系统 |
| |||
| 宇宙航行 | |||
| 宇宙导航 | |||
| 空间导航 | |||
| 宇航 | |||
| |||
| 航天导航中心 | |||
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space navigation : 31 phrases in 7 subjects |
| Aviation | 4 |
| Construction | 1 |
| Earth sciences | 1 |
| Electronics | 3 |
| Space | 17 |
| Technology | 4 |
| United States | 1 |