I agree that it's important to keep busy because doing nothing makes it too easy to focus on the fatigue, and that only makes it worse.

我同意，重要的是要保持忙碌，因为什么事也不做太容易是你回到疲倦的状态，而且会使事情变得越来越糟糕。

youdao

It is also improper that secondary stress is totally substituted by axial stress when checking fatigue safety, because such design is too conservative.

计算分析还发现，将次应力与轴向应力等同进行疲劳检算不恰当，将次应力全部当成轴向应力考虑的设计过于保守。

youdao