发布时间:2025-01-19 16:13:22
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。
张老师最近买了一套新房现在要装修房子客厅的粉刷面积是196平方米每平方米材料费45元人工费
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