A.水泥B.粗集料C.細(xì)集料D.水
A.170kg,242kg,2.90kgB.170kg,242kg,4.54kgC.170kg,378kg,2.90kgD.170kg,378kg,4.54kg
A.1087kg,725kgB.1087kg,780kgC.1169kg,725kgD.1169kg,780kg