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| 地理参考系统 | |||
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| 地球参考基准系统; 地理坐标参照系统 | |||
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| 世界地理坐标参照系统 | |||
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Geographic Reference System : 10 phrases in 6 subjects |
| Aviation | 2 |
| Desert science | 2 |
| Earth sciences | 1 |
| Geology | 1 |
| Space | 2 |
| Technology | 2 |
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