The motion equation of spunbonded broken fiber was established using an elasticsphere-elastic rod motion model.
采用弹性球-弹性杆的纤维运动模型，建立了纺粘法生产断裂纤维的运动方程；
2
Thermal stress in meteoroids by aerodynamic heating is calculated for the ideal case of an isotropic, homogeneous, elasticsphere being heated at the surface with a constant heat transfer coefficient.