荧光磁粉探伤是一种常用的无损检测方法，是控制产品质量的重要手段，用于检测钢制零件的表面及近表面的裂纹缺陷。
Fluorescent magnetic particle detection is a NDT method that often is used for testing trivial flaws on the surface of some steel workpiece and for controlling qualities of product.
该装置采用全油浸耦合，用聚束探头检测近表面缺陷，用表面波检测表面裂纹，用计算机化c扫描定量缺陷尺寸。
By oil immersion coupling. the system can be used to detect near surface defects with focussing probe. find surface cracks with surface wave probe and determine defect size with computerized C-scan.
荧光磁粉探伤是一种常用的无损检测方法，用于检测钢制零件的表面及近表面的裂纹缺陷，长期以来一直被认为是表面裂纹检测最灵敏的方法之一。
Fluorescent magnetic particle detection is a NDT method that often used for testing trivial flaws on the surface of ferromagnetic materials in order to control the qualities of product.
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