单词 | plastic deformation |
释义 | plastic deformation in Mechanical Engineering (plæstɪk difɔrmeɪʃən) noun (Mechanical engineering: Materials) In plastic deformation a material changes shape when a stress is applied to it and does not go back to its original state when the stress is removed. Plastic deformation needs to occur in any metal forming operation. Plastic deformation of a polycrystalline specimen corresponds to the comparable distortion of the individualgrains by means of slip. In plastic deformation a material changes shape when a stress is applied to it and does not go back to itsoriginal state when the stress is removed. |
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