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1、1Energy Release Rate: 能量释放率2Brittle Material: 脆性材料3Strain Energy: 应变能4Ductile Matetrial 韧性材料5Strength Criterion: 强度判据/强度准则6Crack tip 裂纹顶端7Homogeneous 各向同性8 Principle of Virtual Work: 虚功原理9 Time-Dependent Deformation: 时间相关变形10Fatigue in Metals: 金属的疲劳11damage and Fracture 损伤与断裂 12 . stress concentrati
2、on 应力集中 13. crack propagation 裂纹传播 14stress intensity factor 应力强度因子15brittle fracture 脆性断裂 16ductile fracture 韧性断裂17Fatigue life 疲劳寿命 18creep deformation 蠕变变形 19plastic deformation 塑性变形 20constitutive relationship 本构关系31. longitudinal纵向32. transverse横向33. horizontal水平的34 . resistance抵抗力35. ultimate终
3、极的36. isotropic 各向同性37. deviatoric 偏量的38. assumption 假设39. bind 结合40. blunt 钝的41 FRACTURE TOUGHNESS 断裂韧性42 POLYCRYSTALLINE MATERIALS 多晶体材料43 Single Crystalline materials 单晶体材料43 AMORPHOUS MATERIALS 非晶态材料44 CRYSTAL STRUCTURE 晶体结构45 Linear Elastic Fracture Mechanics 线弹性断裂力学46 theory of elasticity 弹性理论
4、47 homogeneous state of stress 均匀应力状态48 stress invariant 应力不变量49 strain invariant 应变不变量50 strain ellipsoid 应变椭球51 homogeneous state of strain 均匀应变状态52 equation of strain compatibility 应变协调方程accumulated damage累积损伤brittle damage脆性损伤ductile damage延性损伤macroscopic damage宏观损伤microscopic damage细观损伤microsco
5、pic damage微观损伤damage criterion损伤准则damage evolution equation损伤演化方程damage softening损伤软化damage strengthening损伤强化damage tensor损伤张量damage thresh old损伤阈值damage variable损伤变量damage vector损伤矢量damage zone损伤区Fatigue疲劳low cycle fatigue低周疲劳stress fatigue应力疲劳random fatigue随机疲劳creep fatigue蠕变疲劳corrosion fatigue腐蚀疲
6、劳fatigue damage疲劳损伤fatigue failure疲劳失效fatigue fracture疲劳断裂fatigue crack疲劳裂纹fatigue life疲劳寿命fatigue rupture疲劳破坏fatigue strength疲劳强度fatigue striations疲劳辉纹fatigue threshold疲劳阈值alternating load交变载荷alternating stress交变应力stress amplitude应力幅值strain fatigue应变疲劳stress cycle应力循环stress ratio应力比safe life安全寿命overloading effect过载效应cyclic hardening循环硬化cyclic softening循环软化environmental effect环境效应crack gage裂纹片crack growth, crack Propagation裂纹扩展crack initiation裂纹萌生
