GB/T 16439-2024 Chinese PDF (GB/T16439-2024) GB/T 12979-2024 straight and shouldered

straight and shouldered

13-2025_Chinese: Electronic railway equipment - Train communication network (TCN) - Part 4-1: The test method of train communication network based on Wire Train Bus(WTB) (Chinese: 轨道交通电子设备 列车通信网络（TCN) 第4-1部分：基于绞线式列车总线（WTB）的列车通信网络试验方法)

English versions: GB/T 26705-2023

1-2025_Chinese: Information technology - Building information model(BIM) software - Part 1: General requirements (Chinese: 信息技术 建筑信息模型（BIM）软件 第1部分：通用要求)

English versions: GB/T 27995

GB/T 16439-2024 Chinese PDF (GB/T16439-2024) GB/T 12979-2024 straight and shoulderedGB T 16439 2024_Chinese: General specification for AC servo system (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 16439 2024