c30 水泥 170 y$*9j#)bbs.3c3t.comn{ÊbIÝ
黄砂 415 y$*9j#)bbs.3c3t.comn{ÊbIÝ
机制砂 415 y$*9j#)bbs.3c3t.comn{ÊbIÝ
碎石 940 y$*9j#)bbs.3c3t.comn{ÊbIÝ
矿粉 80 y$*9j#)bbs.3c3t.comn{ÊbIÝ
粉煤灰 80 y$*9j#)bbs.3c3t.comn{ÊbIÝ
水 130 y$*9j#)bbs.3c3t.comn{ÊbIÝ
减水剂 3.2 y$*9j#)bbs.3c3t.comn{ÊbIÝ
总计: 2230 有这么小的容重吗?y$*9j#)bbs.3c3t.comn{ÊbIÝ