GB/T 18822.2-2024 Chinese PDF (GB /T18822.2-2024) GB 20827-2025 4-2025_Chinese: Assembled spectacles - Part

4-2025_Chinese: Assembled spectacles - Part 4: Multifocal and power-variation near-vision spectacles (Chinese: 配装眼镜 第4部分：多焦和渐变焦老视成镜)

GB 28380-2025_Chinese: Minimum allowable values of energy efficiency and energy grades for microcomputers (Chinese: 微型计算机能效限定值及能效等级)

GB 45186-2024_Chinese: Requirements of restricting excessive packaging in express delivery (Chinese: 限制快递过度包装要求)

English versions: GB 28050-2025

English versions: GB/T 1232

GB/T 18822.2-2024 Chinese PDF (GB /T18822.2-2024) GB 20827-2025 4-2025_Chinese: Assembled spectacles - PartGB T 18822. 2 2024_Chinese: Small craft Determination of maximum propulsion power rating using manoeuvring speed Part 2: Craft with a length of hull between 8 m and 24 m (Chinese: 28m~24m) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 18822. 2 2024