TZ-3标准耐火粘土砖(230×114×65mm)，每块砖3.5Kg，其开口气孔体积V1=402Cm3。求：每块砖的体积、体积密度及显气孔率。
解：体积V=23*11.4*6.5=1704.3cm3
体积密度:r=3.5/1704.3=0.002Kg/cm3
显气孔率a=402/1704.3*100%=24%
答:每块砖的体积为1704.3cm3体积密度为0.002Kg/cm3,显气孔率为24%
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Youshouldsupplyanappropriatetitleforyouressay.
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