验收水平 meaning in English

acceptance level
acceptancelevel

Non - destructive examination of welds - penetrant testing of welds - acceptance levels
焊接的无损检验.焊缝的渗透检验.验收水平
Non - destructive examination of welds - magnetic particle testing of welds - acceptance levels
焊接的无损检验.焊缝的磁粉检验.验收水平
Non - destructive examination of welds - ultrasonic examination of welded joints - acceptance levels
焊接无损检验.焊点超声检测.验收水平
Non destructive examination of welds . ultrasonic examination of welded joints . acceptance levels
焊接的无损检验.焊接接头的超声波检验.验收水平
Non - destructive examination of welds . radiographic examination of welded joints . acceptance levels
焊接的无损检验.焊缝的x射线照相检验.验收水平