celestial equator
| system of coordinates
| celestial equator | |
| agric. | 天 赤道 |
| nat.sc. | 天体 赤道 |
| space | 天球赤道 |
| tech. | 天体赤道 |
| system of coordinate | |
| hydroel.st. | 坐标系; 坐标制 |
| system of coordinates | |
| auto. | 坐标系 |
| construct. | 坐标制 |
| interntl.trade. | 纵横坐标制; 直角坐标系 |
| space | 坐标系 |
| stat. | 坐标法; 坐标系统 |
| |||
| 天［球］赤道 | |||
| 天体〔天球〕赤道 | |||
| 天球赤道 | |||
| 天体赤道; ★ 天赤道 | |||
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celestial equator : 11 phrases in 4 subjects |
| Astronomy | 1 |
| Space | 3 |
| Surveying | 1 |
| Technology | 6 |