摩擦疲劳断裂 fatigue fracture: 疲劳断口; 疲劳断裂/破坏; 疲劳断面; 疲劳骨折; 疲劳破坏; 疲劳破裂; 疲劳性骨折; 疲劳折断; 性骨折fatigue-fracture: 疲劳断口fracture by fatigue: 疲劳断裂; 疲劳破裂fracture in fatigue: 疲劳断裂crank shaft fatigue fracture: 曲轴疲劳断裂下载手机词典可随时随地查词查翻译