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1) - Part 1: Specification of basic notation (Chinese: 信息技术 抽象语法记法一（ASN
507-2025_Chinese: Laser display devices - Part 5-7: Measuring methods of image quality affected by speckle for scanning laser displays (Chinese: 激光显示器件 第5-7部分：激光扫描显示在散斑影响下的图像质量测试方法)
1-2025_Chinese: Semi-finished spectacle lens blanks - Part 1: Single-vision and multifocal (Chinese: 半成品镜片毛坯 第1部分：单焦和多焦)
English versions: GB/T 27069-2025
English versions: GB/T 45103-2024
GB/T 45259-2025 Chinese PDF (GB /T45259-2025) GB/T 29912-2024 1) - Part 1: SpecificationGB T 45259 2025_Chinese: Travel risk management Guidance for organizations (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 45259 2025
