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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 7962.13-2025 |
Test Methods for Colorless Optical Glass - Part 13: Thermal Conductivity {译} 无色光学玻璃测试方法-第13部分：导热系数 |
China National Standards Test Methods Colorless |
 English PDF |
| GB/T 7962.7-2025 |
Test Methods for Colorless Optical Glass - Part 7: Streak Degree {译} 无色光学玻璃测试方法-第7部分：条纹度 |
China National Standards Test Methods Colorless |
English PDF |
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