GB/T 45278.1-2025 Chinese PDF (GB /T45278.1-2025) GB/T 44984-2024 GB/T 20424-2025_Chinese: The specification for

GB/T 20424-2025_Chinese: The specification for limit on harmful element content of the heavy nonferrous metal concentrates products (Chinese: 重有色金属精矿产品中有害元素的限量规范)

GB/T 24345-2025_Chinese: Corn dyed yarns (Chinese: 筒子染色纱线)

5-2024_Chinese: Technical requirements of dry process cement production complete equipment - Part 5: Dedusting system (Chinese: 新型干法水泥生产成套装备技术要求 第5部分：除尘系统)

1-2024_Chinese: Non-destructive testing - Penetrant testing - Part 1: General principles (Chinese: 无损检测 渗透检测 第1部分：总则)

GB/T 18892-2024_Chinese: Environmental protect requirements of copying machines - Energy saving requirements for copiers and multi-function devices (Chinese: 复印机械环境保护要求 复印机及多功能一体机节能要求)

GB/T 45278.1-2025 Chinese PDF (GB /T45278.1-2025) GB/T 44984-2024 GB/T 20424-2025_Chinese: The specification forGB T 45278. 1 2025_Chinese: Information technology Time aware network Part 1: Protocol (Chinese: 1) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 45278. 1 2025