surface profiles的用法和样例：
例句
- Wood surface roughness was studied by using fractal dimension method.
应用分形维对木材表面粗糙度特征进行研究。 - Use the surface FD in several resolutions to discuss the complexity,homogeneity, orientational property and self-similarity of the surface.
为克服二维轮廓曲线分形维数的方向局限性和无法表征表面全局特征的缺陷，利用表面在不同分辨率下的总体分维参数分析表面的复杂性，自相似性和自仿射性。
