水水泥粉煤灰中砂碎石外加剂外掺(%)粉掺(%)超量系数砂率(％)水泥量水灰比水胶比容重普通1653317674510558.942.200.151.30413890.440.412380泵送17535087732102511.142.550.151.40424120.440.402380
