与"microphone calibration apparatus"相近的词条

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• microphobia
• microphon
• microphone
• microphone amplifie
• microphone amplifier
• microphone calibration apparatus
• microphone capsule
• microphone detector
• microphone directivity
• microphone for simultaneous recording of pulse,phono and ECG,combined
• microphone response
• microphone sensitivity
• microphone tipped cardiac catheter
• microphone with velocity pick up,force balance
• microphones
• microphonia

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