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and 1500V d
3-2024_Chinese: Optics and photonics - Microlens arrays - Part 3: Test methods for optical properties (Chinese: 光学和光子学 微透镜阵列 第3部分：光学特性测试方法)
5t的车辆气制动系统试验 使用滚筒制动试验台获取和使用参考值)
GB/T 35609-2025_Chinese: Green product assessment - Waterproof matreials and sealants (Chinese: 绿色产品评价 防水与密封材料)
GB/T 20384-2024 Chinese PDF (GB/T20384-2024) GB/T 27866-2023 English versions: GB 31335-2024GB T 20384 2024_Chinese: Textiles Determination of chlorobenzenes and chlorinated toluenes (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 20384 2024
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