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一个装饰性花瓶的轮廓由绕y轴旋转 x = sqrt(y) (cm)生成, y in [0, 20] cm。计算花瓶的容量,单位mL(1 cm³ = 1 mL)。
一个装饰性花瓶的轮廓由绕y轴旋转 x = sqrt(y) (cm)生成, y in [0, 20] cm。计算花瓶的容量,单位mL(1 cm³ = 1 mL)。
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