计算用黏土实心砖(240mm×115mm×53mm)砌筑1m31/2砖厚内墙(灰缝10mm)所需砖、砂浆定额用量(砖、砂浆损耗率

计算用黏土实心砖(240mm×115mm×53mm)砌筑1m³1/2砖厚内墙(灰缝10mm)所需砖、砂浆定额用量(砖、砂浆损耗率按1%计算)。
【正确答案】：解砖净耗量(块)=1/(砖长+灰缝)×(砖宽+灰缝)×(砖厚+灰缝)
=1/(0.24+0.01)×0.115×(0.053+0.01)
=552.1块
砂浆净耗量=砖墙体积-砖体积
=1-0.24×0.115×0.053×552.1=0.192m³
砖消耗量(块)=砖净用量+砖损耗量
=砖净用量×(1+损耗率)=552.1×(1+1%)=558块
砂浆消耗量=砂浆净用量×(1+损耗率)=0.192×(1+1%)=0.194m³