GB/T 22919.11-2024 Chinese PDF (GB/T22919.11-2024) GB/T 28617-2024 GBZ45463-2025_Chinese: Method for porosity measurement

GBZ45463-2025_Chinese: Method for porosity measurement of thermally sprayed coatings (Chinese: 热喷涂涂层孔隙率的测定)

9-2025_Chinese: Technical specification for animal genetic resource survey - Part 9: Poultry (Chinese: 畜禽遗传资源调查技术规范 第9部分：家禽)

GB 32032-2024_Chinese: Norm of energy consumption per unit production for gold mining

GB/T 45626-2025_Chinese: Information technology - Equipment digital twin system - General requirements (Chinese: 信息技术 装备数字孪生系统 通用要求)

English versions: GB/T 19520

GB/T 22919.11-2024 Chinese PDF (GB/T22919.11-2024) GB/T 28617-2024 GBZ45463-2025_Chinese: Method for porosity measurementGB T 22919. 11 2024_Chinese: Aquatic feed Part 11: Formula feed for loach (Chinese: 11) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 22919. 11 2024