A cylindrical exhaust pipe, its cross-sectional area is 8dm**2, and the velocity of the exhaust airflow is 5dm per second, how much dm**3 can this ventilation pipe exhaust per minute.
一个圆柱形排气管，它的横截面积是8dm**2，排气气流的速度是每秒5dm，这个通风管每分钟可以排气多少dm**3．
<gadget id="calculator">8 * 5 * 60</gadget>
<output>2_400</output>

<result>2_400</result>