There is a radish field in the shape of a parallelogram with a base length of 30 meters and a height of 18 meters. On average, 6 kilograms of radishes are harvested per square meter. How many kilograms of radishes can this land harvest in total?
有一块平行四边形的萝卜地，底长为30米，高为18米．平均每平方米收萝卜6千克，这块地一共能收萝卜多少千克？
<gadget id="calculator">30 * 18 * 6</gadget>
<output>3_240</output>

<result>3_240</result>