GB/T 5465.2-2023 Chinese PDF (GB/T5465.2-2023) GB/T 45306-2025 GB/T 45469-2025_Chinese: Microbeam analysis -

GB/T 45469-2025_Chinese: Microbeam analysis - Transmission electron microscopy - Preparation methods of ultrathin section of polymer composites (Chinese: 微束分析 透射电子显微术 聚合物复合材料超薄切片制备方法)

6-2024_Chinese: Test methods of winding wires - Part 6: Thermal properties (Chinese: 绕组线试验方法 第6部分：热性能)

GB/T 22246-2025_Chinese: Determination of pantothenic acid in health foods (Chinese: 保健食品中泛酸的测定)

GB/T 45311-2025_Chinese: Tidal energy converter - Sea trial technical requirements (Chinese: 潮流能转换装置 海上试验技术要求)

strips and foils (Chinese: 铜铝复合板带箔)

GB/T 5465.2-2023 Chinese PDF (GB/T5465.2-2023) GB/T 45306-2025 GB/T 45469-2025_Chinese: Microbeam analysis -GB T 5465. 2 2023_Chinese: Graphical symbols for use on electrical equipment Part 2: Graphical symbols (Chinese: 2) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 5465. 2 2023