GB/T 45493-2025 Chinese PDF (GB /T45493-2025) GB/T 1094.7-2024 1-2025_Chinese: Testing and calculating methods

1-2025_Chinese: Testing and calculating methods for seasonal performance factor of energy recovery ventilators for outdoor air handling - Part 1: Seasonal performance factor of sensible heating recovery (Chinese: 热回收新风机组季节性能系数测试和计算方法 第1部分：供热显热回收季节性能系数)

GB/T 22210-2024_Chinese: Specification for sensory evaluation of meat and meat products (Chinese: 肉与肉制品感官评定规范)

4-2024_Chinese: Power systems management and associated information exchange - Data and communications security - Part 4: Profiles including MMS and derivatives (Chinese: 电力系统管理及其信息交换 数据和通信安全 第4部分：包含MMS的协议集及其附件)

GB/T 45164-2024_Chinese: Classification and designation of defects in investment castings (Chinese: 熔模铸件缺陷分类及命名)

) (Chinese: 桑蚕一代杂交种)

GB/T 45493-2025 Chinese PDF (GB /T45493-2025) GB/T 1094.7-2024 1-2025_Chinese: Testing and calculating methodsGB T 45493 2025_Chinese: Requirements of implementation of motor vehicle products recall based on over the air update technology (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 45493 2025