GB/T 7939.2-2024 Chinese PDF (GB/T7939.2-2024) GB 40559-2024 4-2024_Chinese: Polyethylene of raised temperature

4-2024_Chinese: Polyethylene of raised temperature resistance(PE-RT) piping systems for hot and cold water installations - Part 4: Valves (Chinese: 冷热水用耐热聚乙烯（PE-RT）管道系统 第4部分：阀门)

3-2023_Chinese: Information technology - Conformance testing for the biometric application programming interface (BioAPI) - Part 3: Test assertions for BioAPI frameworks (Chinese: 信息技术 生物特征识别应用程序接口（BioAPI）的符合性测试 第3部分：BioAPI框架的测试断言)

control and laboratory use - Part 5: Particular requirements for laboratory centrifuges (Chinese: 测量、控制和实验室用电气设备的安全要求 第5部分：实验室用离心机的特殊要求)

English versions: GB/T 26527-2024

2-2024_Chinese: Safety of intelligent consumer product - Part 2: Risk assessment (Chinese: 智能消费品安全 第2部分：风险评估)

GB/T 7939.2-2024 Chinese PDF (GB/T7939.2-2024) GB 40559-2024 4-2024_Chinese: Polyethylene of raised temperatureGB T 7939. 2 2024_Chinese: Connections for hydraulic fluid power Test methods Part 2: Quick action couplings (Chinese: 2) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 7939. 2 2024