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to phrases
frequency factor
met.
频率因数
space
频率因子
tech.
频率因素
frequency factor
:
22 phrases
in 14 subjects
Air defense
1
Artificial intelligence
1
Aviation
1
Chemistry
2
Electronics
3
Explosives and Explosive Ordnance Disposal
1
General
1
Information technology
1
Oil / petroleum
2
Polymers
1
Shipbuilding
1
Space
3
Technology
3
Telecommunications
1
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