A cylinder of steel is 2 meters long and has a cross-sectional area of 15 square centimeters. What is the volume of this steel in cubic centimeters?
一根圆柱形钢材长2米，横截面面积是15平方厘米，这个钢材的体积是多少立方厘米．
<gadget id="calculator">2 * 100</gadget>
<output>200</output>

<gadget id="calculator">15 * 200</gadget>
<output>3_000</output>

<result>3_000</result>