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渗透探伤法是一种方便的无损检验方法。它利用了着色渗透液“见缝就钻”的特点,广泛用于检验加工工件表面肉眼不可见的微细缺
Penetrating flaw detection method is a convenient nondestructive testing method. It uses the coloring permeate “see the seam on the drill,” the characteristics of the widely used to test the workpiece surface is not visible micro-missing