road roller has a cylindrical front wheel with a width of 1.8 meters and a diameter of 0.8 meters. If the front wheel rolls 30 times per minute, how much can it press on the road per minute?
一种压路机的前轮是圆柱形状的，轮宽1.8米，直径0.8米．如果前轮每分钟滚动30圈，每分钟能压路面多大？
<gadget id="calculator">45.216 * 30</gadget>
<output>1_356.48</output>

<result>1_356.48</result>