homogeneous differential equation 基本例句 齐次微分方程 The form of the controller is a nonlinear heterogeneous differential eguation.控制器的形式是一种非线性非齐次微分方程。 An important case is the linear homogeneous second-order differential equation with constant coefficients.一种重要的情形是常系数二阶线性齐次微分方程。