penetrant testing

基本解释

Non-destructive testing. Penetrant testing. General principles.
无损检验。渗透检验。通用原理。
Dye-penetrant testing of the disc trunnions and piston rod heads.
对阀盘、耳轴活塞杆头的染料渗透剂测试。
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The application status of magnetic particle testing, penetrant testing, eddy current testing, radiographic testing and ultrasonic testing in weld crack inspector were introduced.
介绍了磁粉检测、渗透检测、涡流检测、射线检测和超声波检测技术在焊接裂纹检测中的应用状况。