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GB/T 22322
GB 45549-2025_Chinese: Norm of energy consumption per unit production of graphite and fluorite (Chinese: 石墨和萤石单位产品能源消耗限额)
6-2025_Chinese: Design specification for mechanical components in nuclear island of pressurized water reactor nuclear power plants - Part 6: Reactor vessel internals (Chinese: 压水堆核电厂核岛机械设备设计规范 第6部分：堆内构件)
English versions: GB/T 13511
GB/T 23453-2025 Chinese PDF (GB /T23453-2025) GB/T 18281.2-2024 GB/T 22322GB T 23453 2025_Chinese: Natural limestone slab for building (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 23453 2025
