GB/T 45419-2025 Chinese PDF (GB /T45419-2025) GB/T 45192-2025 4-2025_Chinese: Design specification for mechanical

4-2025_Chinese: Design specification for mechanical components in nuclear island of pressurized water reactor nuclear power plants - Part 4: Class 3 components (Chinese: 压水堆核电厂核岛机械设备设计规范 第4部分：3级设备)

2-2025_Chinese: Household electric direct-acting room heaters - Methods for measuring performance - Part 2: Additional provisions for the measurement of the radiant factor (Chinese: 家用直接作用式房间电加热器 性能测试方法 第2部分：辐射系数测量的附加规定)

English versions: GB/T 31790-2025

9-2025_Chinese: Rules for agricultural seed testing - Part 9: Sowing quality - Viability test (Chinese: 农作物种子检验规程 第9部分：播种质量 生活力测定)

English versions: GB/T 45522-2025

GB/T 45419-2025 Chinese PDF (GB /T45419-2025) GB/T 45192-2025 4-2025_Chinese: Design specification for mechanicalGB 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