Plastic-hinges的用法和樣例：
例句
- The plastic elemental stiffness matrix was derived by plastic-hinge method.
然後用塑性鉸法推導了單元的塑性剛度矩陣。 - After the inelastic phase, the distributing of plastic hinges is proper and reasonable, and the requirement of ductility design of structure is satisfied.
進入塑性階段后，塑性鉸分佈合理，滿足了結構延性設計的要求。
