变动应力的英文

fluctuating stress

varying stress

• 变动:    change; alteration ...
• 应力:    stress; strain; te ...
• 附加变动应力:    added variable str ...

例句与用法

1. The result indicates that the dynamic stress caused by hydraulic pulse at partial load is one of the important reason of the fatigue and cracks of the runner
   结果表明由于水压力脉动引起的转轮叶片上的振动交变动应力是混流式水轮机疲劳破坏的主要原因之一。