faligue fracture的用法和样例：
例句
- The results indicated that the fracture mode is the fatigue failure.
结果表明，其断裂形式为弯曲疲劳断裂。 - The fatigue fracture reason of the weld seam at the back supporting rod of the main reductor of an aircraft has been analyzed by fractography and metallographic test.
对某飞机主减速器后撑杆焊缝疲劳断裂原因作了分析。
