GB/T 18238.3-2024 Chinese PDF (GB/T18238.3-2024) GB/T 45135-2024 21-2023_Chinese: Mechanical structures for electrical

21-2023_Chinese: Mechanical structures for electrical and electronic equipment - Dimensions of mechanical structures of the 482

GB/T 6148-2025_Chinese: Test method for temperature-resistance coefficient of precision resistance alloys (Chinese: 精密电阻合金电阻温度系数测试方法)

English versions: GB/T 45316-2025

GB/T 31902-2025_Chinese: Inspection method for appearance defects on garment interlining (Chinese: 服装衬布外观疵点检验方法)

GB/T 18238.3-2024 Chinese PDF (GB/T18238.3-2024) GB/T 45135-2024 21-2023_Chinese: Mechanical structures for electricalGB T 18238. 3 2024_Chinese: Cybersecurity technology Hash functions Part 3: Dedicated hash functions (Chinese: 3) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 18238. 3 2024