发布时间:2025-01-30 20:56:40
找旧一点厂房简单装修,大约两万左在,再买些加工设备,约四,五万左右,再买些半成品需要流动资金四,五万左右,水电费,人工费三万左右,一共约十五万左右成本。
问直径10mm的钢筋网格间距150长度125m宽度10m求钢筋重量
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