塑そ性せい変へん形けい

noun

plastic deformation

Technical term in materials science and engineering; refers to permanent deformation that remains after the applied stress is removed.

• 金きん属ぞくは一いっ定ていの力ちからを超こえると塑そ性せい変へん形けいを起おこす。

  Metals undergo plastic deformation when the force exceeds a certain limit.

• 塑そ性せい変へん形けいのメカニズムを理り解かいすることは材ざい料りょう設せっ計けいに重じゅう要ようだ。

  Understanding the mechanism of plastic deformation is important for material design.