A parallelogram steel plate with a base of 1.5 meters and a specific length of 0.3 meters. The steel plate weighs 75 kg per square meter. How much does this steel plate weigh in total?
一块平行四边形钢板，底1.5米，比高长0.3米．每平方米钢板重75千克．这块钢板一共重多少千克？
<gadget id="calculator">1.5 - 0.3</gadget>
<output>1.2</output>

<gadget id="calculator">1.5 * 1.2 * 75</gadget>
<output>135</output>

<result>135</result>