发布时间:2025-01-18 12:04:09
杯子的可容空间是一个圆柱体,圆柱体的体积=底面积乘以高,
底面积为S=3.14×5²=78.5cm²,高为6.5cm,
则杯子的容量为V=78.5×6.5=510.25cm³
一般容量的单位是毫升,而1毫升=1cm³
所以杯子的容量为510.25毫升。
新买房子一直没住 也没装修2年了 今年入住 装修完去交取暖费 竟然要我3500多余热费 和今年取暖费一共6000
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