短語詞組短語ductile brittle fracture 韌脆性斷裂ductile intergranular fracture 延性晶界斷口propagation ductile fracture 塑性斷裂擴展Dynamic ductile fracture 動態(tài)韌性斷裂ductile fracture initiation 延性起裂ductile fracture model 韌性斷裂形態(tài)ductile fracture toughness jic 延性斷裂韌度jductile fracture arrest 韌性止裂ductile fracture assessment 延性斷裂評定 返回 ductile fracture