According to the monotone function relations laws between the metamorphic quality of piston alloy ZL108 and the material conductivity, eddy current testing was used to test the metamorphic quality.

 
  • 根据活塞合金ZL108的变质质量与材料电导率呈单调函数关系的规律,利用电涡流原理检测ZL108的变质质量。
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