GB/T 39077-2024 Chinese PDF (GB/T39077-2024) GB/T 22285-2025 13-2025_Chinese: Electronic railway equipment -

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 19183

GB/T 32235

2-2022_Chinese: Information technology - Object oriented BioAPI - Part 2: Java implementation (Chinese: 信息技术 面向对象的生物特征识别应用编程接口 第2部分：Java实现)

GB/T 45312-2025_Chinese: Intelligent and connected vehicles - Operational design condition for automated driving system (Chinese: 智能网联汽车 自动驾驶系统设计运行条件)

GB/T 39077-2024 Chinese PDF (GB/T39077-2024) GB/T 22285-2025 13-2025_Chinese: Electronic railway equipment -GB T 39077 2024_Chinese: Test methods for detecting detrimental phase in austenitic ferritic(duplex) stainless steels (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 39077 2024