发布时间:2025-01-20 02:52:17
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
家里需要装修听朋友介绍嘉宝莉有一款新上市的小清新系列产品挺不错求哪位大神详细介绍一下
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