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English versions: GB/T 2977-2024
English versions: GB/T 45351-2025
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)
4-2024_Chinese: Industrial fans - Determination of fan sound power levels under standardized laboratory conditions - Part 4: Sound intensity method (Chinese: 工业风机 标准实验室条件下风机声功率级的测定 第4部分：声强法)
5 kV）和110 kV（Um=126 kV）交联聚乙烯绝缘电力电缆及其附件 第2部分: 电缆)
GB/T 31258-2024 Chinese PDF (GB/T31258-2024) GB 29145-2023 English versions: GB/T 2977-2024GB T 31258 2024_Chinese: Specification of zip line (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 31258 2024
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