一寸等于几厘米?一尺等于几厘米?一亩等于几平方米?一升等于几斤?

来源：学生作业帮编辑：作业帮分类：数学作业时间：2024/05/14 09:58:05

建议你先弄弄清楚这些单位的正确含义吧.升是容量单位,斤是重量单位,根本不能换算.

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