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误差圆的 |
error-circular : 41 phrases in 14 subjects |
Agriculture | 1 |
Aviation | 5 |
Business | 1 |
Earth sciences | 1 |
Electronics | 3 |
General | 4 |
Geophysics | 1 |
Mathematics | 1 |
Mechanics | 2 |
Oil / petroleum | 2 |
Shipbuilding | 1 |
Space | 11 |
Technology | 6 |
United Nations | 2 |