GB/T 41771.6-2025 Chinese PDF (GB /T41771.6-2025) GB/T 44808.2-2024 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 44882-2024_Chinese: Information technology - Closed captioning (Chinese: 信息技术 可关闭字幕)

GB/T 31126

control and laboratory use - Part 2: Particular requirements for laboratory equipment for the heating of materials (Chinese: 测量、控制和实验室用电气设备的安全要求 第2部分：材料加热用实验室设备的特殊要求)

306-2025_Chinese: National food safety standard - Determination of diphenyl ether in foods (Chinese: 食品安全国家标准 食品中二苯醚的测定)

GB/T 41771.6-2025 Chinese PDF (GB /T41771.6-2025) GB/T 44808.2-2024 2-2025_Chinese: Semi-finished spectacle lens blanksGB T 41771. 6 2025_Chinese: Field device integration Part 6: Technology mapping (Chinese: 6) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 41771. 6 2025