GB/T 8423.6-2020.Petroleum and natural gas industries terminology-Part 6 :Safety...

国家标准2023.07.30

GB/T 38881-2020.Non-destructive testing-Cloud-testing-General principles.1范围GB/T...

国家标准2023.07.30

GB/T 38883-2020.Non-destructive testing一Active thermographic testing method.1范围G...

国家标准2023.07.30

GB/T 38942-2020.Pressure piping code-Utility piping.1范围1.1 GB/T 38942规定了公用管道(燃气管...

国家标准2023.07.30

GB/T 38807-2020.General specification for super austenitic stainless steels.1范围G...

国家标准2023.07.30

GB/T 38806-2020.Metallic materials-Sheet and strip-Test method for bending and f...

国家标准2023.07.30

GB/T 38805-2020.Technical requirements of heat treatment for heavy duty gears.1范...

国家标准2023.07.30

GB/T 38928-2020.Manufacturing data definition of civil aircraft composite part d...

国家标准2023.07.30

GB/T 26373-2020.Hygienic requirements for alcohol-based disinfectant.1范围GB/T 263...

国家标准2023.07.30

GB/T 26368-2020.Hygienic requirements for iodine disinfectants.1范围GB/T 26368规定了含...

国家标准2023.07.29