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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 33856-2017 |
Methods of measurement for main characteristics of equipments of sound systems for emergency purposes 应急声系统设备主要性能测试方法 |
China National Standards Measurement methods main |
 English PDF |
| GB/T 15175-2012 |
Measurement methods for main parameter of solid state lasers 固体激光器主要参数测量方法 |
China National Standards Measurement methods main |
English PDF |
| GB/T 12060.5-2011 |
Sound system equipment - Part 5: Methods of measurement for main characteristics of loudspeakers 声系统设备 第5部分：扬声器主要性能测试方法 |
China National Standards Measurement methods main |
English PDF |
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