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GB/T 26871-2024_Chinese: Metallographic examination methods of the electrical contact materials (Chinese: 电触头材料金相试验方法)
GB 24544-2023_Chinese: Fall protection - Retractable type fall arrester (Chinese: 坠落防护 速差自控器)
GB/T 18238
5-2024_Chinese: Condition monitoring and diagnostics of machines - Requirements for qualification and assessment of personnel - Part 5: Lubricant laboratory technician/analyst (Chinese: 机器状态监测与诊断 人员资格与人员评估的要求 第5部分：润滑剂实验室技术人员/分析人员)
GB/T 14124-2024_Chinese: Mechanical vibration and shock - Vibration of fixed structures - Guidelines for the measurement of vibrations and evaluation of their effects on structures (Chinese: 机械振动与冲击 固定建筑结构的振动 振动测量及对结构影响评价的指南)
GB/T 32800.5-2023 Chinese PDF (GB/T32800.5-2023) GB/T 18247.2-2024 GB/T 26871-2024_Chinese: Metallographic examination methodsGB T 32800. 5 2023_Chinese: Hand held non electric power tools Safety requirements Part 5: Rotary percussive drills (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 32800. 5 2023
