If the right angle sides of a right triangle are 3 cm and 4 cm respectively, and one rotation is made around any one side as the axis, a cone can be obtained, and the volume of the cone obtained by rotating around the length of the side in centimeters as the axis is larger.
如果一个直角三角形的直角边分别是3厘米、4厘米，以其中任意一边为轴旋转一周，都可以得到一个圆锥，其中以多少厘米厘米长的边为轴旋转得到的圆锥体积较大．
<result>3</result>