与"frequency indicating device"相近的词条

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• frequency identification unit
• frequency in the us diagnostic x-rays
• frequency-independent fitness
• frequency-independent selection
• frequency index
• frequency indicating device
• frequency indicator
• frequency meter
• frequency-modulatd
• frequency modulated carrier
• frequency-modulated cyclotron、frequency modulated cyclotron
• frequency modulated generator
• frequency modulated tube
• frequency modulation
• frequency modulation with feedback
• frequency modulation(FM)

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