GB/T 13477.25-2024 Chinese PDF (GB/T13477.25-2024) GB/T 31235-2024 English versions: GB/T 44954-2024

English versions: GB/T 44954-2024

English versions: GB/T 22068-2025

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)

GB/T 45359

programme and portfolio management - Guidance on project management (Chinese: 项目、项目群和项目组合管理 项目管理指南)

GB/T 13477.25-2024 Chinese PDF (GB/T13477.25-2024) GB/T 31235-2024 English versions: GB/T 44954-2024GB T 13477. 25 2024_Chinese: Test method for building sealants Part 25: Determination of resistance to mold (Chinese: 25) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 13477. 25 2024