与"Acoustical insulator"相近的词条

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• acoustical image converter
• acoustical imaging
• acoustical imaging by Bragg diffraction
• acoustical impedance method
• acoustical instruments
• Acoustical insulator
• acoustical interferometer
• acoustical lens
• acoustical lens focusing
• acoustical measurement
• acoustical meter
• acoustical noise
• acoustical ohm
• acoustical pick-up
• acoustical pickup
• acoustical radiator

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