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- 声源真实A声级 LA (r0)
- A声级 A sound level
- 真实 true
- 声 noise
- 等效A声级 equivalent A-weighted sound pressure level
- 面声源 area source of sound
- 世界部分国家摩托车A声级噪声限值 The A-level Noise Limits of Motorcycles in Selected Countries
- 复声源 compound sound source
- 线声源 line sound source
- 板声源 plate sound source
- 混声源 compound source
- 线列声源 linear array of simple source
- 活塞声源 piston acoustic source
- 声源辨识 acoustic source identification
- 气动声源 aeroacoustic source
- 空气声源 airborn source
- 声源宽度 apparent source width
- 宽带声源 broadband source
- 组合声源 built-up sound source
- 运动声源 Moving acoustic source