轨道调整 | |
space | rectification of the orbit |
分 系统 | |
space | subsystem |
分系统 | |
agric. | subsystem |
busin. | branch system |
met. | subsystem |
reliabil. | subsystem |
space | branch-system |
| |||
rectification of the orbit | |||
adjustment of track; track adjusting |
轨道调整 : 12 phrases in 4 subjects |
Communications | 1 |
Electronics | 1 |
Space | 5 |
Technology | 5 |