fatigue check-calculation

Several standards for the design of expansion joint were compared in terms of application scope, stress evaluation, buckling check and fatigue life calculation.

对几种常用膨胀节设计标准在适用范围、应力评定、失稳校核和疲劳寿命计算等方面进行了对比分析。

Calculation example shows that fatigue check and computation of steel truss bridge becomes simpler and more convenient by employing approximate formula.

算例说明，应用近似计算式将使三线钢桁梁桥的疲劳检算变得简单、方便。

According to the numerical simulation of heavy-duty diesel engine to raise power, two methods to assess the strength of cylinder head bolt, static calculation and fatigue stress check, are introduced.

结合大功率柴油机提升功率的数值计算工作，介绍了评估气缸盖螺栓强度的两种方法：静强度分析法和疲劳强度校核法。