tensile stress zone 拉应力区
The fatigue fracture surface exhibits obviously impact facture characterization, when the crack propagates into overload tensile zone.
当裂纹扩展至拉伸过载区，断口表面则呈现明显的冲击断裂特征。
The central zone of tensile stress moved to the frenal notch from the pre palate.
拉应力中区由基托前腭部移动到唇系带切迹区。
The given values may be unconservative for tensile cracking caused by restrained shrinkage anchor zone splitting and other such tensile forces caused by effects other than flexure.
对限制收缩引起的张拉开裂以及弯曲之外的其它效应引起的锚区开裂和其它此类张拉力而言，给定值也许不够稳健。
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