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English versions: GB/T 45429-2025
English versions: GB/T 45624-2025
1-2024_Chinese: Standard practice for determining the metallographical constituent and inclusion content of steels and other metals by automatic image analysis - Part 1: Determining the inclusion or second-phase constituent content of steels and other metals by automatic (Chinese: 应用自动图像分析测定钢和其他金属中金相组织、夹杂物含量和级别的标准试验方法 第1部分：钢和其他金属中夹杂物或第二相组织含量的图像分析与体视学测定)
GB/T 45638-2025_Chinese: Product package labels for electronic components using bar code and two-dimensional symbologies (Chinese: 使用条形码和二维符号的电子元器件产品包装标签)
GB/T 45562-2025_Chinese: Heavy mechanical - Design specifications for automation system (Chinese: 重型机械 自动化系统设计规范)
GB/T 38216.4-2024 Chinese PDF (GB/T38216.4-2024) GB/T 20510-2024 English versions: GB/T 45429-2025GB T 38216. 4 2024_Chinese: Steel slag Determination of total iron content Titanium(III) chloride potassium dichromate titration methods (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 38216. 4 2024
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