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3-2025_Chinese: Agricultural tractors - General requirement - Part 3: Over 130 kW wheeled tractors (Chinese: 农业拖拉机 通用技术条件 第3部分：130 kW以上轮式拖拉机)
English versions: GB/T 18281
5-2025_Chinese: Uncut finished spectacle lenses - Part 5: Abrasion-resistant of surfaces test methods (Chinese: 眼镜镜片 第5部分：表面耐磨试验方法)
English versions: GB 10769-2025
English versions: GB/T 16605-2024
GB/T 15972.40-2024 Chinese PDF (GB /T15972.40-2024) GB/T 21478-2024 3-2025_Chinese: Agricultural tractors - GeneralGB T 15972. 40 2024_Chinese: Specifications for optical fibre test methods Part 40: Measurement methods and test procedures for transmission characteristics Attenuation (Chinese: 40 ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 15972. 40 2024
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