发布时间:2025-01-31 23:29:28
知道亩数就是知道了面积数,把它们单位统一后,长乘宽等于面积,用面积(亩数)除长度即得宽。
建筑工程施工质量验收统一标准gb503002013适合市政公用工程吗
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