发布时间:2025-02-06 04:03:58
直径24,高24的圆柱形鱼缸
鱼缸容水量是
=3.14*(直径/2)^2*高
=3.14*144*24/1000
=10.85升水
属于小鱼缸,建议用50w的加热棒
我家孩子快上幼儿园了听说现在幼儿园临近开学才装修好那个油漆啊甲醛啊真让做家长操心啊 为什么
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