GB/T 45286-2025 Chinese PDF (GB /T45286-2025) GB/T 45127-2025 GB/T 25187-2024_Chinese: Surface chemical analysis

GB/T 25187-2024_Chinese: Surface chemical analysis - Auger electron spectroscopy - Description of selected instrumental performance parameters (Chinese: 表面化学分析 俄歇电子能谱 选择仪器性能参数的表述)

GB/T 20991-2024_Chinese: Foot protection - Test methods for footwear (Chinese: 足部防护 鞋的测试方法)

39-2025_Chinese: Requirements of the greenhouse gas emissions accounting and reporting - Part 39: Calcined gypsum enterprises (Chinese: 温室气体排放核算与报告要求 第39部分：建筑石膏生产企业)

GB/T 18867-2025_Chinese: Electronic gas - Sulphur hexaflouride (Chinese: 电子气体 六氟化硫)

English versions: GB/T 45213-2025

GB/T 45286-2025 Chinese PDF (GB /T45286-2025) GB/T 45127-2025 GB/T 25187-2024_Chinese: Surface chemical analysisGB T 45286 2025_Chinese: Information technology Technical specification of the augmented reality system for handheld mobile devices (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 45286 2025