GB/T 5170.22-2024 Chinese PDF (GB/T5170.22-2024) GB/T 45474-2025 English versions: GB 30185-2025

English versions: GB 30185-2025

1）第1部分：基本记法规范)

English versions: GB/T 45592-2025

4-2024_Chinese: Information technology - Security techniques - Entity authentication - Part 4: Mechanisms using a cryptographic check function (Chinese: 信息技术 安全技术 实体鉴别 第4部分：采用密码校验函数的机制)

GB/T 5170.22-2024 Chinese PDF (GB/T5170.22-2024) GB/T 45474-2025 English versions: GB 30185-2025GB T 5170. 22 2024_Chinese: Inspection methods environmental testing equipment Part 22: The equipment for acoustic vibration test in reverberation field (Chinese: 22) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 5170. 22 2024