GB/T 45599-2025 Chinese PDF (GB /T45599-2025) GB/T 45539-2025 2-2025_Chinese: Semi-finished spectacle lens blanks

2-2025_Chinese: Semi-finished spectacle lens blanks - Part 2: Power-variation (Chinese: 半成品镜片毛坯 第2部分：渐变焦)

GB/T 45543-2025_Chinese: Substrate glass for organic light emitting diode(OLED) display devices (Chinese: 有机发光二极管显示器件用基板玻璃)

3-2025_Chinese: Nanotechnologies - Vocabulary - Part 3: Carbon nano-objects (Chinese: 纳米科技 术语 第3部分：碳纳米物体)

7-2024_Chinese: Technical requirements of dry process cement production complete equipment - Part 7: Denitration system (Chinese: 新型干法水泥生产成套装备技术要求 第7部分：脱硝系统)

English versions: GB/T 19343-2025

GB/T 45599-2025 Chinese PDF (GB /T45599-2025) GB/T 45539-2025 2-2025_Chinese: Semi-finished spectacle lens blanksGB T 45599 2025_Chinese: Liquid silicone rubber Self lubricating type for connectors (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 45599 2025