GB/T 45054-2024 Chinese PDF (GB /T45054-2024) GB/T 3543.6-2025 2-2025_Chinese: Assembled spectacles - Part

2-2025_Chinese: Assembled spectacles - Part 2: Power-variation prescription assembled spectacles (Chinese: 配装眼镜 第2部分：渐变焦定配眼镜)

English versions: GB/T 24129-2025

2-2025_Chinese: Metallic materials - Vickers hardness test - Part 2: Verification and calibration of testing machines (Chinese: 金属材料 维氏硬度试验 第2部分：硬度计的检验与校准)

English versions: GB/T 25982-2024

GB/T 45054-2024 Chinese PDF (GB /T45054-2024) GB/T 3543.6-2025 2-2025_Chinese: Assembled spectacles - PartGB T 45054 2024_Chinese: Earth moving machinery Battery electric non road mining dumpers Test 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 45054 2024