GB/T 45180-2024 Chinese PDF (GB /T45180-2024) GB/T 31968-2025 72-2024_Chinese: Communication networks and systems

72-2024_Chinese: Communication networks and systems for power utility automation - Part 7-2: Basic information and communication structure - Abstract communication service interface(ACSI) (Chinese: 电力自动化通信网络和系统 第7-2部分：基本信息和通信结构 抽象通信服务接口（ACSI）)

GB/T 32105-2025_Chinese: Dipped polyester cord fabric technical requirements and evaluation methods (Chinese: 聚酯浸胶帘子布技术条件和评价方法)

GB/T 34015

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 45180-2024 Chinese PDF (GB /T45180-2024) GB/T 31968-2025 72-2024_Chinese: Communication networks and systemsGB T 45180 2024_Chinese: General requirements of age friendly training equipment (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 45180 2024