单词 | Neumann lines |
释义 | Neumann lines [`nȯi´män ´līnz] METALLURGY Mechanical deformation twins seen as straight, serrated narrow bands parallel to preferred planes in the crystals of an etched metal which has been strained, usually by sudden impact; most often observed along the 112 planes of body-centered-cubic ferrite. Also known as Neumann bands. |
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