长短轴比 meaning in English

axial ratio; ellipticity

The finite element model and result are given . the influence on displacement of different finite element model ' s lateral boundary and the cavities " radius and the variety of dynamic stress concentration at different ratio of long - axis divided to short - axis and material are discussed
给出了有限元模型和计算结果，讨论了有限元横向边界不同和孔径大小不同的情况下对位移的影响，还讨论了不同长短轴比和不同材料情况下动应力集中系数的变化。