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ultra-low-frequency | |||
extra low frequency; ultra-low frequency | |||
superlow frequency | |||
ultralow frequency | |||
ultralow-frequency | |||
ultra low frequency (300 ~300 赫兹); super low frequency | |||
extra-low frequency; very low frequency | |||
intrasonic; ultra low frequency (ULF); ultralow frequency (ULF); ultra low frequency | |||
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ultra low frequency | |||
ultra-low frequency | |||
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ultra-low-frequency | |||
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ultra-low frequency |
超 低 频 : 19 phrases in 11 subjects |
Air defense | 1 |
Electric machinery | 1 |
Electronics | 3 |
Environment | 1 |
Explosives and Explosive Ordnance Disposal | 1 |
General | 1 |
Oil / petroleum | 1 |
Plastics | 1 |
Project management | 2 |
Space | 2 |
Technology | 5 |