By using the methodofsmallparameter expansions the present boundary-value problem is solved. Thus the formula in the second approximation for the stress field is obtained.
本文运用小参数展开法求解了这一大变形问题，获得应力场的二级近似公式。
2
The methodofsmallparameter and setting up model of dumbbells are used to calculate the gravitational radiation of Double Satellite, and the expression of quadrupole radiation power is obtained.