The author's psychological demands and the self-regulations in the form of the picture determine the internal motivation of the structure.
作者的心理需求与画面的形式自律是决定构图的内在动力。
2
Whereas the latter is a natural space built up by virtue of objective reglations out of itself, the former is an Abstract space constructed by relying upon subjective self-regulations.
后者是依据客观他律建立的自然空间，前者是依据主观自律建立的抽象空间。
3
Phone can be only installed and maintained by professionals. self install and maintain may cause danger, and against guarantee regulations.