与"acoustical filter"相近的词条

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• acoustical converter
• acoustical convertor
• acoustical design
• acoustical feed-back
• acoustical fiber board
• acoustical filter
• acoustical generator
• acoustical hologram
• acoustical holography
• acoustical holography by electronbeam scanning
• acoustical holography by laser scanning
• acoustical holography by mechanical scanning
• acoustical holography liquid surface
• acoustical holography with detector array
• acoustical hyperaesthesia
• acoustical image aberration

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