GB/T 13748.20-2024 Chinese PDF (GB/T13748.20-2024) GB/T 15688-2024 English versions: GB/T 45481-2025

English versions: GB/T 45481-2025

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)

GB 44170-2024_Chinese: Safety management requirements for flood and typhoon control in shipyard (Chinese: 船舶制造防汛防台安全管理要求)

GB 45549-2025_Chinese: Norm of energy consumption per unit production of graphite and fluorite (Chinese: 石墨和萤石单位产品能源消耗限额)

GB/T 22180-2024_Chinese: Quick frozen coated fish (Chinese: 速冻裹衣鱼)

GB/T 13748.20-2024 Chinese PDF (GB/T13748.20-2024) GB/T 15688-2024 English versions: GB/T 45481-2025GB T 13748. 20 2024_Chinese: Methods for chemical analysis of magnesium and magnesium alloys Part 20: Determination of elements content Inductively coupled plasma atomic emission spectrometric method (Chinese: 20 ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 13748. 20 2024