Window of the dougong that if be in,ancient building middling sees, Liang Zhu, screen door, leakage, be plane is rolled out for dimensional combination, decorate symmetrically.

• 如在古建筑中常见的斗拱、梁柱、屏门、漏窗等，在空间组合来说都是平面铺开、对称布置。