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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 3222.2-2022 |
Acoustics—Description, measurement and assessment of environmental noise—Part 2: Determination of sound pressure levels 声学 环境噪声的描述、测量与评价 第2部分：声压级测定 |
China National Standards Acoustics—Description, measurement assessment |
 English PDF |
| GB/T 3222.1-2022 |
Acoustics—Description, measurement and assessment of environmental noise—Part 1: Basic quantities and assessment procedures 声学 环境噪声的描述、测量与评价 第1部分：基本参量与评价方法 |
China National Standards Acoustics—Description, measurement assessment |
English PDF |
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