GB/T 27545-2024 Chinese PDF (GB/T27545-2024) GB/T 42151.71-2024 3-2024_Chinese: Mechanical vibration and shock

3-2024_Chinese: Mechanical vibration and shock - Characterization of the dynamic mechanical properties of visco-elastic materials - Part 3:CAntilever shear beam method (Chinese: 机械振动与冲击 黏弹性材料动态力学性能的表征 第3部分：悬臂剪切梁法)

English versions: GB/T 11842-2025

GB/T 45626-2025_Chinese: Information technology - Equipment digital twin system - General requirements (Chinese: 信息技术 装备数字孪生系统 通用要求)

GB/T 45385-2025_Chinese: Safety and control devices for gas burners and gas-burning appliances - Particular requirements - Vent valves (Chinese: 燃气燃烧器和燃烧器具用安全和控制装置 特殊要求 排气阀)

GB/T 27545-2024 Chinese PDF (GB/T27545-2024) GB/T 42151.71-2024 3-2024_Chinese: Mechanical vibration and shockGB T 27545 2024_Chinese: Horizontal circulating mechanical parking 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 27545 2024