This paper introduced the research background and thought of Layer Model Method.
文章介绍了层次模型法的研究背景和研究思想。
Because different application goal, the research thought and method are different.
由于应用的目的不同，研究的思想和方法就不同。
Because different application goal, the research thought and method are different.
由于应用的目的不同，研究的思想和方法就不同。
应用推荐