The Green function on two phase saturated medium by concentrated force is given and the wave field is discussed according to a Biot equation.

• 通过对两相饱和介质 Biot 方程的变换，利用 Poisson 方程和 Helm holtz 方程性质，求解得到两相饱和介质在集中力点源作用下的位移场 Green 函数