发布时间:2025-01-31 04:19:00
半径为12.56÷3.14÷2=2m
体积为π×2^2×2=8π 立方米
可以盛稻谷8π×600=4800π≈15079.64千克
我想要装修房子 爸妈不同意说没什么好装修的 怎么办 别家都装修了
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