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GB/T 21638-2025_Chinese: Microbeam analysis - Guidelines for electron beam microanalysis of defects in steel materials (Chinese: 微束分析 钢铁材料缺陷电子束显微分析方法通则)
English versions: GB/T 18375-2024
English versions: GB 45188-2024
8-2024_Chinese: Specifications for the provision of personal protective equipment - Part 8: Shipbuilding industry (Chinese: 个体防护装备配备规范 第8部分：船舶)
GB 45189-2025 Chinese PDF GB/T 1632.1-2024 GB/T 21638-2025_Chinese: Microbeam analysis -GB 45189 2025_Chinese: Specification for cyanide safety production management (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB 45189 2025
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