GB/T 21679-2023 Chinese PDF (GB/T21679-2023) GB/T 33588.5-2025 English versions: GB/T 13511

English versions: GB/T 13511

English versions: GB/T 21295-2024

GB/T 45423-2025_Chinese: Data element for meteorology - General (Chinese: 气象数据元 总则)

GB/T 27866-2023_Chinese: Specification of controlling weld hardness of steel pipe and equipment to prevent sulfide stress cracking (Chinese: 钢制管道和设备防止焊缝硫化物应力开裂的硬度控制技术规范)

1-2024_Chinese: Cybersecurity technology - Hash-functions - Part 1: General (Chinese: 网络安全技术 杂凑函数 第1部分：总则)

GB/T 21679-2023 Chinese PDF (GB/T21679-2023) GB/T 33588.5-2025 English versions: GB/T 13511GB T 21679 2023_Chinese: Forensic sciences Criterion for DNA database (Chinese: DNA) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 21679 2023