A cylindrical round steel with a length of 3 meters is cut into three sections on average to form three small cylinders, and the surface area increases by 48 square centimeters. What is the original volume of the bar in cubic centimeters?
一根长3米的圆柱体圆钢，平均截成三段成为3个小圆柱体，则表面积增加了48平方厘米．这根圆钢原来的体积是多少立方厘米．
<gadget id="calculator">48 / 4</gadget>
<output>12</output>

<gadget id="calculator">12 * 3 * 100</gadget>
<output>3_600</output>

<result>3_600</result>