The tensile strength, bending strength, impact strength, tensile modulus ofelasticity and bending modulus ofelasticity were determined.
测试了塑木板材的拉伸强度、弯曲强度、冲击强度、拉伸弹性模量、弯曲弹性模量等力学性能；
2
The force with process ofbending pipe has been quantitatively and qualitatively analyzed in the theories ofelasticity mechanics and plasticity mechanics.
运用弹性力学与塑性力学理论，对常用弯管工艺过程进行受力分析。
3
With a door rigid frame as example, the influence is analyzed ofelasticity, plasticity and different initial bending on stability of the frame respectively.