elastic deflection exponent

例句：

1. 1. The material's elasticity is crucial for its performance.
   材料的弹性对其性能至关重要。
2. 2. The engineer used the elastic deflection exponent to calculate the stress distribution.
   工程师使用弹性弯曲系数来计算应力分布。
3. 3. The new design incorporates an elastic deflection exponent that improves stability.
   新设计采用了一个弹性弯曲系数，提高了稳定性。