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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)
GB/T 24851-2024_Chinese: Specification for equipping and managing of measuring instrument of energy in building material industry (Chinese: 建筑材料行业能源计量器具配备和管理要求)
GB/T 19405
English versions: GB/T 11067
GB/T 31790-2025_Chinese: Detection and identification of main viroids for Solanaceae crops (Chinese: 茄科作物重要类病毒检测鉴定方法)
GB/T 2624.5-2024 Chinese PDF (GB /T2624.5-2024) GB/T 21551.4-2024 13-2025_Chinese: Electronic railway equipment -GB T 2624. 5 2024_Chinese: Measurement of fluid flow by means of pressure differential devices inserted in circular cross section conduits running full Part 5: Cone devices (Chinese: 5) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 2624. 5 2024
