GB/T 45081-2024 Chinese PDF (GB /T45081-2024) GB/T 45066-2024 English versions: GB 31661-2025

English versions: GB 31661-2025

GB/T 45138-2024_Chinese: Technical specification for evaluation of antiviral activity of interferon (Chinese: 干扰素抗病毒活性评价技术规范)

2-2024_Chinese: Lighting of work places - Part 2: Lighting requirements for safety and security of outdoor work places (Chinese: 工作场所照明 第2部分：室外作业场所的安全保障照明要求)

GB/T 21536-2024_Chinese: Track and field sport shoes (Chinese: 田径运动鞋)

GB/T 28185-2025_Chinese: Heat exchange unit for urban heating (Chinese: 城镇供热用换热机组)

GB/T 45081-2024 Chinese PDF (GB /T45081-2024) GB/T 45066-2024 English versions: GB 31661-2025GB T 45081 2024_Chinese: Artificial intelligence Management system (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 45081 2024