发布时间:2025-01-20 02:52:34
钢筋: (300*4/1000)+(1.5*4/1000)=3.6吨
混凝土:(300*4*1.2/10000米)+(1.5*4/10000米)=3.84吨
(300*4+1.5*4)*25kg/㎡=30.0吨
石头:30吨
沙子: 7.5 吨
50平方米3米高的平房大概需要多少砖水泥及钢筋一立方混凝土大概需多少水泥
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