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2-2023_Chinese: Belt drives - Geometrical inspection of grooves for classical and narrow V-Pulleys - Part 2: System based on effective width (Chinese: 带传动 普通和窄V带轮槽形检验 第2部分：有效宽度制)
GB 44023-2024_Chinese: Compounded rubber hose for internal use in gas appliance connection (Chinese: 燃气用具连接内用橡胶复合软管)
GB/T 44932-2024_Chinese: Testing equipment for DC electrical energy meters (Chinese: 直流电能表检验装置)
English versions: GB/T 45454-2025
GB 14866-2023 Chinese PDF GB/T 31901-2024 2-2023_Chinese: Belt drives - GeometricalGB 14866 2023_Chinese: General technical specification for eye and face protector (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB 14866 2023
