GB/T 28799.4-2024 Chinese PDF (GB/T28799.4-2024) GB/T 45181-2024

GB/T 28799.4-2024 Chinese PDF (GB/T28799.4-2024) GB/T 45181-2024GB T 28799. 4 2024_Chinese: Polyethylene of raised temperature resistance(PE RT) piping systems for hot and cold water installations Part 4: Valves (Chinese: PE RT 4) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 28799. 4 2024

GB/T 27793-2024_Chinese: Beater addition non-asbestos sealing materials (Chinese: 抄取法无石棉纤维垫片材料)

GB/T 22371-2024_Chinese: Environmental protection requirements for facsimile machines and multi-function composite facsimile machines (Chinese: 传真机、多功能复合型传真机环境保护要求)

GB/T 45410

English versions: GB/T 12705

2-2025_Chinese: Artificial intelligence - Large-scale model - Part 2: Testing and evaluation for metrics and methods (Chinese: 人工智能 大模型 第2部分：评测指标与方法)

GB/T 42968

1-2024_Chinese: Hydraulic fluid power - Test code for determination of noise level - Part 1: Hydraulic pumps (Chinese: 液压传动 噪声测定规范 第1部分：液压泵)

GB/T 44958-2024_Chinese: Management specification for safety of chemical plant equipment (Chinese: 化工设备安全管理规范)

12-2024_Chinese: Liquid crystal display devices - Part 1-2: Terminology and symbols (Chinese: 液晶显示器件 第1-2部分：术语和符号)

6-2024_Chinese: Packaging and the environment - Part 6: Organic recycling (Chinese: 包装与环境 第6部分：有机循环)

English versions: GB/T 8269

1) - Part 4: Parameterization of ASN