The water storage capacity of the forest is very strong, and 10,000 hectares of forest land is equivalent to a reservoir with a storage capacity of 3 million cubic meters. The forest area of Leshan, Sichuan is 450,000 hectares, which is equivalent to a reservoir with a storage capacity of tens of thousands of cubic meters.
森林的蓄水能力很强，1万公顷林地相当于一座300万立方米库容的水库．四川乐山的森林面积是45万公顷，相当于一座多少万立方米库容的水库．
<gadget id="calculator">300 * 45</gadget>
<output>13_500</output>

<result>13_500</result>