We apply Monte Carlo method, take a band-limited Weierstrass-Mandelbrot function to model fractal rough surface, present minimal object functions to inverse fractal dimension of rough surface.

• 用Monte Carlo方法，采用归一化的带限Mandelbrot-Weierstrass分形函数来模拟分形粗糙面，建立了利用最小目标函数反演分形粗糙面分维数的方法。