A rectangular parallelepiped steel with a length of 4 meters has a square cross-section. After a section of 60 cm is cut off, the remaining surface area is reduced by 1.2 square meters compared to the original one. What is the original volume of the steel in cubic meters?
一根长4米的长方体钢材横截面是正方形，截去60厘米的一段后，这时剩下的表面积比原来减少1.2平方米，这根钢材原来的体积是多少立方米．
<gadget id="calculator">1.2 / 0.6</gadget>
<output>2</output>

<gadget id="calculator">2 / 4</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">(1/2) * (1/2) * 4</gadget>
<output>1</output>

<result>1</result>