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无线电波束 | |
IT | radio beam |
WRU 信号 | |
IT | who-are-you |
Y信号 | |
IT | Y signal |
信号 | |
anim.husb. | signalment |
hydroel.st. | sign |
met. | annunciation; command; indication; signalling |
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radio beam | |||
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radio beam |
无线电波束 : 22 phrases in 6 subjects |
Air defense | 2 |
Aviation | 3 |
Electronics | 2 |
General | 2 |
Space | 5 |
Technology | 8 |