GB/T 18216.12-2025 Chinese PDF (GB /T18216.12-2025) GB/T 12690.20-2024 171-2024_Chinese: Ergonomics of human-system interaction

171-2024_Chinese: Ergonomics of human-system interaction - Part 171: Guidance on software accessible design (Chinese: 人-系统交互工效学 第171部分：软件无障碍设计指南)

2-2024_Chinese: Grades of cemented carbide - Part 2: Grades of cemented carbide for rock drilling and engineering (Chinese: 硬质合金牌号 第2部分：凿岩及工程用硬质合金牌号)

GB 28380-2025_Chinese: Minimum allowable values of energy efficiency and energy grades for microcomputers (Chinese: 微型计算机能效限定值及能效等级)

137-2025_Chinese: National food safety standard - Determination of antimony in foods (Chinese: 食品安全国家标准 食品中锑的测定)

GB/T 18216.12-2025 Chinese PDF (GB /T18216.12-2025) GB/T 12690.20-2024 171-2024_Chinese: Ergonomics of human-system interactionGB T 18216. 12 2025_Chinese: Electrical safety in low voltage distribution systems up to 1 000 V AC and 1 500 V DC Equipment for testing, measuring or monitoring of protective measures Part 12: Power metering and monitoring devices(PMD) (Chinese: 1000V1500V 12PMD) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 18216. 12 2025