the method for theoretical calculation of parametric transient signal array, in which the nonlinear absorption of primary wave has been taking into consideration, is presented.
提出考虑到非线性吸收时计算暂态信号参量阵的计算方法。
the calculation method of primary wave and second wave speed were studied when the oil saturation and effective pressure of unconsolidated sandstone reservoir with high porosity in x oilfield changed.