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circular sweep | |||
circular scanning | |||
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circular sweep |
圆扫 描 : 65 phrases in 12 subjects |
Agriculture | 1 |
Air defense | 8 |
Aviation | 8 |
Earth sciences | 1 |
Electronics | 5 |
General | 2 |
Geology | 1 |
Radio | 1 |
Remote sensing | 2 |
Space | 21 |
Technology | 14 |
Telecommunications | 1 |