同样，用拉氏逆变换，可求出微分方程的解。
At the same time, using the inverse transformation of Laplace to find the solution of differential equation.
对太沙基单向固结微分方程进行拉氏积分变换求解。 得到超静水压力u、固结度U、平均固结度U结论式。
A conclusive formula about the excess hydrostatic pressure u, consolidating degree U and average consolidating degree U is obtained.
采用降阶和特征根 （欧拉 ）方法 ，给出了一类三维二阶常系数微分方程组的通解公式 ，并通过算例与拉氏变换法进行了比较。
With the variable replacement method, general solution formulae were given to the linear differential systems with complex constant coefficients and that with a class of complex variable coefficients.
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