一立方砖要多少方砂浆?

1:半砖:砖552块,砂浆0.192M^3.
2:一砖:砖529块,砂浆0.226M^3.
3:一砖半砖:砖522块,砂浆0.237M^3.
4:二砖:砖518块,砂浆0.242M^3.
5:二砖半砖:砖517块,砂浆0.244M^3.
砖:1/[墙厚(砖长+灰缝)*(砖厚+灰缝)].
砂浆:1-砖数*每块砖的体积.