GB/T 45419-2025 Chinese PDF (GB /T45419-2025) GB 5009.31-2025 GB/T 44920-2024_Chinese: Spinning process of

GB/T 44920-2024_Chinese: Spinning process of large-curved tank bottom - Technological specification (Chinese: 大型曲面箱底旋压成形 工艺规范)

7-2025_Chinese: Design specification for mechanical components in nuclear island of pressurized water reactor nuclear power plants - Part 7: Supports (Chinese: 压水堆核电厂核岛机械设备设计规范 第7部分：设备支承)

English versions: GB 5768

English versions: GB/T 45476-2025

GB/T 45116-2024_Chinese: Critical current measurement - DC critical current of REBCO composite superconductors (Chinese: 临界电流测量 REBCO复合超导体的直流临界电流测量)

GB/T 45419-2025 Chinese PDF (GB /T45419-2025) GB 5009.31-2025 GB/T 44920-2024_Chinese: Spinning process ofGB T 45419 2025_Chinese: Emblem of the Young Pioneers of China (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 45419 2025