与"frequency selective earphone"相近的词条

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• frequency scale
• frequency scaling
• frequency scanning
• frequency selecting amplifier
• frequency selection
• frequency selective earphone
• frequency selector
• frequency selector switch
• frequency sensitive parameter
• frequency sensitivity
• frequency separation
• frequency separator
• frequency shift、frequency-shift
• frequency shift keying、frequency-shift keying
• frequency shift type flowmeter
• frequency shifting

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