查询词典 fatigue of metal

We find that the proportion of the contribution of the three factors on the fatigue strength improvement of the peened joints depends on the base metal static strength.

结果表明：超声冲击处理提高焊接接头疲劳强度的硬化，改善焊趾几何外形和在焊趾区形成表面压应力三者贡献的大小，与被处理焊接接头的母材静强度有一定的相关性。

The metal backing must be of sufficient thickness to aoid fatigue failure, and there must be a corresponding decrease in thickness of the polyethylene liner for a component of any gien outer diameter.

金属外壳须有足够厚度才能防止疲劳损坏，因而外径固定的聚乙烯内衬其厚度就需相应地减少。

It makes the metal wools continuous, and increases the draw-resistance intensity and fatigue-resistance of the internal threads.

本文运用有限元模拟分析与实验研究相结合的方法，深入研究了该零件内螺纹冷挤压成形工艺。

The major aging problems in a PWR plant and their assessment technologies were summarized as the radiation embrittlement of reactor pressure vessel materials,thermal aging of cast stainless steel,stress corrosion cracking of steam generator tubing and metal fatigue in primary circuit of a PWR plant.

主要的老化机理有反应堆压力容器的辐照脆化、铸造不锈钢的热老化、蒸汽发生器传热管的应力腐蚀开裂和金属疲劳。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。