GB/T 42251-2022 Chinese PDF (GB/T42251-2022) GB 10408-2025 English versions: GB/T 42257-2022

English versions: GB/T 42257-2022

English versions: GB 9743-2024

English versions: GB/T 18690

English versions: GB/T 22671-2024

16-2023_Chinese: Industrial-process measurement and control - Data structures and elements in process equipment catalogues - Part 16: Lists of properties(LOPs)for density measuring equipment for electronic data exchange (Chinese: 工业过程测量和控制 过程设备目录中的数据结构和元素 第16部分：密度测量设备电子数据交换用属性列表(LOPs))

GB/T 42251-2022 Chinese PDF (GB/T42251-2022) GB 10408-2025 English versions: GB/T 42257-2022GB T 42251 2022_Chinese: Technical regulations for ecological restoration of mining subsidence area (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 42251 2022