After cutting a 3-meter-long cylindrical wood into two cylinders of the same size, the surface area increases by 48 square centimeters. What is the original volume of this wood in cubic centimeters?
把一根3米长的圆柱形木料截成两段同样大小的圆柱后，表面积增加了48平方厘米，这根木料原来的体积是多少立方厘米．
<gadget id="calculator">48 / 2</gadget>
<output>24</output>

<gadget id="calculator">3 * 100</gadget>
<output>300</output>

<gadget id="calculator">24 * 300</gadget>
<output>7_200</output>

<result>7_200</result>