Structural area of the residence is to point to form a building to bearing coefficient, the area that the component part place such as mound of the wall of each component, column, wall and partition occupies disjunctive plane.

• 住宅的结构面积是指构成房屋承重系数，分隔平面各组成部分的墙、柱、墙墩以及隔断等构件所占的面积。