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| trajectory orbit | |||
| operation orbit (航天器的); running orbit (航天器的) | |||
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| traveling runways; travelling runways | |||
| 运 行轨道: 41 phrases in 12 subjects |
| Agriculture | 1 |
| Air defense | 1 |
| Automobiles | 2 |
| Aviation | 2 |
| Earth sciences | 2 |
| Economy | 1 |
| Electronics | 2 |
| Explosives and Explosive Ordnance Disposal | 1 |
| General | 9 |
| Metallurgy | 1 |
| Space | 6 |
| Technology | 13 |
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