A cylindrical steel bar, 2 meters long, is cut into two sections, and the surface area increases by 6 square decimeters. What is the volume of this steel bar in cubic meters?
一根圆柱形钢条，长2米，把它横截成两段，表面积增加了6平方分米，这根钢条的体积是多少立方米．
<gadget id="calculator">0.06 / 2</gadget>
<output>0.03</output>

<gadget id="calculator">0.03 * 2</gadget>
<output>0.06</output>

<result>0.06</result>