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GB/T 43321-2023_Chinese: Recommended brazing procedure specification for copper and copper alloys (Chinese: 铜及铜合金钎焊推荐工艺规范)
English versions: GB/T 37507-2025
268-2025_Chinese: National food safety standard - Determination of multi-elements in foods (Chinese: 食品安全国家标准 食品中多元素的测定)
English versions: GB/T 27665-2024
GB/T 45384-2025_Chinese: Safety and control devices for gas burners and gas-burning appliances - Particular requirements - Pneumatic gas/air ratio pressure regulator (Chinese: 燃气燃烧器和燃烧器具用安全和控制装置 特殊要求 气动式燃气与空气比例调节装置)
GB/T 42558.3-2024 Chinese PDF (GB/T42558.3-2024) GB/T 45013-2024 GB/T 43321-2023_Chinese: Recommended brazing procedureGB T 42558. 3 2024_Chinese: Seismic techniques of electrical equipment in converter station on plateau Part 3: Specification for design of energy dissipation and isolation (Chinese: 3) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 42558. 3 2024
