发布时间:2025-01-20 03:10:27
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
电泳漆主要成分_工艺流程_优缺点__如何选购_溶剂含量_故障解决知识大全
2025-01-20 03:10:27 2025-01-20 03:10:27 2025-01-20 03:10:27 2025-01-20 03:10:27 2025-01-20 03:10:27 2025-01-20 03:10:27 2025-01-20 03:10:27 2025-01-20 03:10:27 2025-01-20 03:10:27