预算员培训班建筑面积计算1-11-1n 例2-1 :n S= (15+0.48 )* (5+0.48 )=84.83m21-21-21-21-2n S 总= 底层建筑面积+ 部分楼层建筑面积n 底层:S= (20+0.48 )* (10+0.48 ) =214.63m2n 楼层:S= (5+0.36 )* (10+0.48 )=56.17m2n S 总=214.63+56.17=270.8m22-12-12-12-1首层:S1=(6.9+0.48)*(4.5+4.5)=66.42M2 S2=(11.5+0.48)*(2.1+3+1.5+0.48)=84.82M2 S3=-1.5*(2.4+2.1)=-6.75M2S 首层=66.42+84.82-6.76=144.48M2S 二层=66.42+84.82=151.24M2S 三层= S 二层=151.24M2S 四层:S1=(11.1+0.36)*(8+0.36)=95.81M2 S2=-(4.5-0.12)*(1.1-0.12)=-4.29M2S 四层=95.81-4.29=91.52M2S 总=144.48+151.2+91.52=