GB/T 3653.3-2023 Chinese PDF (GB/T3653.3-2023) GB/T 45606-2025 GB 19880-2024_Chinese: Manual fire call

GB 19880-2024_Chinese: Manual fire call points (Chinese: 手动火灾报警按钮)

GB/T 17988-2024_Chinese: Performance requirement and test method for disinfecting tableware cabinet (Chinese: 食具消毒柜性能要求和试验方法)

11-2024_Chinese: IPv6 evolution technical requirements - Part 11: IPv6 in-situ flow information telemetry (Chinese: IPv6演进技术要求 第11部分：IPv6随流检测技术)

2-2024_Chinese: Standard practice for determining the metallographical constituent and inclusion content of steels and other metals by automatic image analysis - Part 2: Determining the inclusion ratings of steels by automatic image analysis and stereology (Chinese: 应用自动图像分析测定钢和其他金属中金相组织、夹杂物含量和级别的标准试验方法 第2部分：钢中夹杂物级别的图像分析与体视学测定)

GB/T 3653.3-2023 Chinese PDF (GB/T3653.3-2023) GB/T 45606-2025 GB 19880-2024_Chinese: Manual fire callGB T 3653. 3 2023_Chinese: Ferroboron Determination of silicon content Perchloric acid dehydration gravimetric method (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 3653. 3 2023