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2-2025_Chinese: IPv4/IPv6 network security protection technical specifications - Part 2: Mobile communication network (Chinese: IPv4/IPv6网络安全防护技术规范 第2部分：移动通信网)
English versions: GB/T 13208-2024
2 (Chinese: 无损检测 超声检测试块 第2部分：2号标准试块)
GB/T 12008
GB/T 45172-2024 Chinese PDF (GB /T45172-2024) GB 31604.62-2025 2-2025_Chinese: IPv4/IPv6 network security protectionGB T 45172 2024_Chinese: Sensory analysis methodology Guidelines for the measurement of the performance of a quantitative descriptive sensory panel (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 45172 2024
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