发布时间:2025-01-31 23:19:48
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。
求建筑装饰实习日记45篇每天一篇每篇两行就够了发我qq892447057上
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