A method to simplify the fatigue loading by truncating harmless fatigue cycles in the spectrum loading and to accelerate the fatigue testing, therefore, should be available.

• 建立一套合理的方法以移除对材料不受影响的负载，而简化应力谱，才能让材料受疲劳试验的时间缩短，达到试验加速的效果。