单词 | magnetic particle test |
释义 | magnetic particle test [mag`ned·ik ¦pärd·ǝ·kǝl ´test] METALLURGY A nondestructive test to determine the existence and extent of macrodefects such as cracks in ferromagnetic materials; discontinuities in the material create variations of magnetic field which are outlined by fine magnetic particles. Also known as magnetic crack detection. |
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