GB/T 45521-2025 Chinese PDF (GB /T45521-2025) GB/T 44957-2024 English versions: GB/T 45322

English versions: GB/T 45322

GB/T 45557-2025_Chinese: Cataloguing rules for meteorological satellite data (Chinese: 气象卫星数据编目规则)

GB/T 45460-2025_Chinese: Steel wire ropes - Determination of the transverse rigidity of steel wire ropes under no axial load condition (Chinese: 钢丝绳 在无轴向载荷条件下钢丝绳径向刚度的测定)

English versions: GB/T 34275-2024

temperature and pressure tests (Chinese: 航空器 机载设备环境和操作条件 湿度、温度和大气压力试验)

GB/T 45521-2025 Chinese PDF (GB /T45521-2025) GB/T 44957-2024 English versions: GB/T 45322GB T 45521 2025_Chinese: Smart community infrastructures Guidelines on data exchange and sharing for community infrastructures based on geographic information (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 45521 2025