GB/T 25273-2025 Chinese PDF (GB /T25273-2025) GB 35181-2025 English versions: GB 17167-2025

English versions: GB 17167-2025

English versions: GB/T 16895

GB/T 29117-2025_Chinese: Evaluating guide for green schools (Chinese: 绿色学校评价导则)

1-2025_Chinese: Plastics - Determination of temperature of deflection under load - Part 1: General test method (Chinese: 塑料 负荷变形温度的测定 第1部分：通用试验方法)

GB/T 15470

GB/T 25273-2025 Chinese PDF (GB /T25273-2025) GB 35181-2025 English versions: GB 17167-2025GB T 25273 2025_Chinese: Films for liquid crystal display (LCD) Method for measuring haze and light transmittance Integrating sphere method (Chinese: LCD ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 25273 2025