GB/T 45457.2-2025 Chinese PDF (GB /T45457.2-2025) GB/T 45380-2025 4-2024_Chinese: Devices and integration in

4-2024_Chinese: Devices and integration in enterprise systems - Function blocks(FB) for process control and electronic device description language(EDDL) - Part 4: EDD interpretation (Chinese: 企业系统中的设备和集成 过程控制用功能块（FB）和电子设备描述语言（EDDL） 第4部分：EDD互操作)

2-2025_Chinese: Optics and photonics - Test methods for telescopic systems - Part 2: Binoculars (Chinese: 光学和光子学 望远镜系统试验方法 第2部分：双筒望远镜)

GB/T 45485-2025_Chinese: Ships and marine technology - Design and test requirements for small steel hatches using electrical trace heating (Chinese: 船舶和海上技术 电伴热钢质小舱口盖设计和试验要求)

English versions: GB/T 45170-2024

GB/T 45510-2025_Chinese: General requirements for edge intelligent instruments (Chinese: 边缘智能仪表通用要求)

GB/T 45457.2-2025 Chinese PDF (GB /T45457.2-2025) GB/T 45380-2025 4-2024_Chinese: Devices and integration inGB T 45457. 2 2025_Chinese: Non destructive testing of heavy duty gas turbine blades and vanes Part 2: Visual testing (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 45457. 2 2025