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- 聲源真實A聲級LA (r0)
- A聲級A sound level
- 真實true
- 聲noise
- 等效A聲級equivalent A-weighted sound pressure level
- 面聲源area source of sound
- 世界部分國家摩托車A聲級雜訊限值The A-level Noise Limits of Motorcycles in Selected Countries
- 復聲源compound sound source
- 線聲源line sound source
- 板聲源plate sound source
- 混聲源compound source
- 線列聲源linear array of simple source
- 活塞聲源piston acoustic source
- 聲源辨識acoustic source identification
- 氣動聲源aeroacoustic source
- 空氣聲源airborn source
- 聲源寬度apparent source width
- 寬頻聲源broadband source
- 組合聲源built-up sound source
- 運動聲源Moving acoustic source