GB/T 23538-2023 Chinese PDF (GB/T23538-2023) GB/T 45655-2025 English versions: GB/T 20882

English versions: GB/T 20882

4-2025_Chinese: Configuration file exchange for industrial control system HMI - Part 4: Test requirements (Chinese: 工业控制系统人机接口组态文件交互 第4部分：测试要求)

17-2024_Chinese: Safety requirements for electrical equipment for measurement

2-2025_Chinese: Rules for agricultural seed testing - Part 2: Sampling (Chinese: 农作物种子检验规程 第2部分：扦样)

31-2024_Chinese: Specification for inspecting exit cultural relics - Part 31: Jewelry (Chinese: 文物出境审核规范 第31部分：首饰)

GB/T 23538-2023 Chinese PDF (GB/T23538-2023) GB/T 45655-2025 English versions: GB/T 20882GB T 23538 2023_Chinese: Conventional abrasive Determination method of ball milling toughness index (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 23538 2023