A cylindrical steel pipe has a cross-sectional area of 6 square centimeters and a length of 2 meters. Steel weighs 7.8 grams per cubic centimeter, how many kilograms does this steel pipe weigh?
一根圆柱形钢管，横截面的面积是6平方厘米，长2米．每立方厘米钢重7.8克，这根钢管重多少千克？
<gadget id="calculator">2 * 100</gadget>
<output>200</output>

<gadget id="calculator">6 * 200 * 7.8</gadget>
<output>9_360</output>

<result>9_360</result>