短語(yǔ)詞組短語(yǔ)electromagnetic radiation spectrum 電磁輻射頻譜electromagnetic wave spectrum [電磁]電磁波譜electromagnetic frequency spectrum management 電磁頻譜琯控Electromagnetic frequency spectrum 電磁波譜Electromagnetic Spectrum Warfare 電磁頻譜戰(zhàn)electromagnetic spectrum management 頻譜琯理Specific electromagnetic spectrum instrument 特定電磁波譜治療儀Electromagnetic spectrum analysis 電磁波譜分析electromagnetic effect radiation spectrum 電磁輻射波譜 返回 electromagnetic spectrum