GB/T 5097-2020无损检测渗透检测和磁粉检测观察条件标准
英文:Non-destructive testing—Penetrant testing and magnetic particle testing—Viewing conditions GB/T 5097-2020介绍: 国家标准《无损检...
英文:Non-destructive testing—Penetrant testing and magnetic particle testing—Viewing conditions GB/T 5097-2020介绍: 国家标准《无损检...