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beam antenna |
波束天线 : 115 phrases in 12 subjects |
Air defense | 22 |
Aviation | 13 |
Communications | 1 |
Electronics | 9 |
General | 3 |
Geophysics | 1 |
Information technology | 7 |
Oil / petroleum | 1 |
Remote sensing | 1 |
Space | 44 |
Technology | 9 |
Telecommunications | 4 |