GB/T 27866-2023 Chinese PDF (GB/T27866-2023) GB/T 2910.9-2024 GB/T 45286-2025_Chinese: Information technology -

GB/T 45286-2025_Chinese: Information technology - Technical specification of the augmented reality system for handheld mobile devices (Chinese: 信息技术 手持式移动设备增强现实系统技术规范)

GB/T 45511-2025_Chinese: Industrial field communication quality inspection - General technical specifications (Chinese: 工业现场通信质量检测 通用技术规范)

GB/T 13629-2023_Chinese: Criteria for programmable digital devices in safety systems of nuclear power generating stations (Chinese: 核电厂安全系统中可编程数字设备的适用准则)

GB/T 12538-2023_Chinese: Road vehicles - Determination of centre of gravity (Chinese: 道路车辆 质心位置的测定)

GB/T 27866-2023 Chinese PDF (GB/T27866-2023) GB/T 2910.9-2024 GB/T 45286-2025_Chinese: Information technology -GB T 27866 2023_Chinese: Specification of controlling weld hardness of steel pipe and equipment to prevent sulfide stress cracking (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 27866 2023