A rectangular parallelepiped with a length of 6 decimeters and a rectangular steel with a cross-sectional area of 18 square decimeters, what is its volume?
一块长6分米的长方体，横截面面积是18平方分米的长方体钢材，它的体积是多少？
<gadget id="calculator">18 * 6</gadget>
<output>108</output>

<result>108</result>