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English versions: GB/T 31901-2024
name and model compilation method for special motor vehicles and special trailers (Chinese: 专用汽车和专用挂车分类、名称及型号编制方法)
3-2025_Chinese: Criteria for nuclear reactor instrumentation - Part 3: High temperature gas-cooled reactor (Chinese: 核反应堆仪表准则 第3部分：高温气冷反应堆)
English versions: GB/T 15683-2025
1）第1部分：基本记法规范)
GB/T 20991-2024 Chinese PDF (GB /T20991-2024) GB/T 21666-2025 English versions: GB/T 31901-2024GB T 20991 2024_Chinese: Foot protection Test methods for footwear (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 20991 2024
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