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China GB Standards List

 GB/T 26332.4-2015  
Optics and photonics—Optical coatings—Part 4: Specific test Methods

光学和光子学 光学薄膜 第4部分:规定的试验方法
 GB/T 17213.16-2015  
Industrial-process control valves—Part 8-4: Noise considerations—Prediction of noise generated by hydrodynaMic flow

工业过程控制阀 第8-4部分:噪声的考虑 液动流流经控制阀产生的噪声预测方法
 GB/T 24809.2-2015  
Cranes—RequireMents for mechanisms—Part 2: Mobile cranes

起重机 对机构的要求 第2部分:流动式起重机

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