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镜频 | |
telecom. | image frequency |
回收 | |
environ. | recycling |
hydroel.st. | recovery |
IMF. | reflow |
met. | reclaim; reclaiming; reclamation; recover; regain |
patents. | recycling |
混频器 | |
el.mach. | mixer |
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image frequency |
镜频 : 46 phrases in 10 subjects |
Air defense | 9 |
Artificial intelligence | 1 |
Aviation | 2 |
Electronics | 3 |
Geophysics | 1 |
Information technology | 4 |
Oil / petroleum | 1 |
Space | 4 |
Technology | 16 |
Telecommunications | 5 |