In this paper,the fatigue problems in pre-cracked piezoelectric ceramics under cyclic mechanical or electric loadings ar......

本文建立了高强度混凝土各同异性损伤本构关系，提出了高强度混凝土单元的损伤破裂判据和高强度混凝土结构的Ｉ型裂纹的损伤断裂判据。......