cuboid steel plate is 2.5 meters long, 1.2 meters wide, and 20 centimeters thick. This steel plate weighs 7.8 kilograms per cubic decimeter. How many kilograms does this steel plate weigh?
一块长方体的钢板长2.5米，宽1.2米，厚20厘米．这种钢板每立方分米重7.8千克，这块钢板重多少千克？
<gadget id="calculator">20 / 10</gadget>
<output>2</output>

<gadget id="calculator">2.5 * 10 * 1.2 * 10 * 2 * 7.8</gadget>
<output>4_680</output>

<result>4_680</result>