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M band
avia.	M 波段
M-band
space	M 波段 (波长 5 ~3 毫米，频率60 ~ 160 吉赫)
telecom.	M 波段60 ~ 100GHz
English thesaurus
M-band
abbr.	NATO frequency band (60 - 100 GHz)

M -band: 1 phrase in 1 subject

Air defense

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