GB/T 45203-2024 Chinese PDF (GB /T45203-2024) GB/T 21200-2024 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)

English versions: GB/T 22068-2025

GB/T 45133-2025_Chinese: Gas analysis - The determination of the composition of gas mixtures - Comparison methods based on one-and two-point calibration (Chinese: 气体分析 混合气体组成的测定 基于单点和两点校准的比较法)

English versions: GB/T 35267

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

GB/T 45203-2024 Chinese PDF (GB /T45203-2024) GB/T 21200-2024 GB/T 45286-2025_Chinese: Information technology -GB T 45203 2024_Chinese: Recycled black mass for lithium ion battery (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 45203 2024