GB/T 44952-2024 Chinese PDF (GB /T44952-2024) GB/T 18281.8-2024 8-2025_Chinese: Test methods of rare

8-2025_Chinese: Test methods of rare earth phosphors for LED - Part 8: Determination of pressure cooker test property (Chinese: LED用稀土荧光粉试验方法 第8部分：高压加速老化性能的测定)

GB/T 44882-2024_Chinese: Information technology - Closed captioning (Chinese: 信息技术 可关闭字幕)

GB/T 20882

GB/T 33492-2024_Chinese: Management specification of second-hand goods exchange market (Chinese: 二手货交易市场经营管理规范)

40-2025_Chinese: Requirements of the greenhouse gas emissions accounting and reporting - Part 40: Building waterproof materials enterprises (Chinese: 温室气体排放核算与报告要求 第40部分：建筑防水材料生产企业)

GB/T 44952-2024 Chinese PDF (GB /T44952-2024) GB/T 18281.8-2024 8-2025_Chinese: Test methods of rareGB T 44952 2024_Chinese: Technical requirements for ground electric field monitoring (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 44952 2024