There is a cylindrical wood with a length of 3 meters. If it is cut into three sections along the direction parallel to the bottom, the surface area increases by 37.68 square decimeters. What is the original volume of this cylindrical wood in cubic decimeters?
有一个圆柱形木料，长3米，将其沿着与底面平行的方向截成三段，表面积增加37.68平方分米，这个圆柱形木料原来的体积是多少立方分米．
<gadget id="calculator">37.68 / 4</gadget>
<output>9.42</output>

<gadget id="calculator">3 * 10</gadget>
<output>30</output>

<gadget id="calculator">9.42 * 30</gadget>
<output>282.6</output>

<result>282.6</result>