cylindrical container with a bottom diameter of 10 cm is filled with water. A conical iron block with a bottom diameter of 6 cm and a height of 10 cm is submerged in the water. If the iron block is taken out, how many centimeters will the water level in the container drop?
一个底面直径是10厘米的圆柱形容器里装有水，水中浸没一个底面直径是6厘米，高10厘米的圆锥形铁块，如果把铁块取出，容器中的水面会下降多少厘米？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">6 / 2</gadget>
<output>3</output>

<gadget id="calculator">3 ** 2</gadget>
<output>9</output>

<gadget id="calculator">10 / 2</gadget>
<output>5</output>

<gadget id="calculator">5 ** 2</gadget>
<output>25</output>

<gadget id="calculator">3.14 * 25</gadget>
<output>78.5</output>

<gadget id="calculator">10 / 78.5</gadget>
<output>0.127389</output>

<gadget id="calculator">(1/3) * 3.14 * 9 * 0.127389</gadget>
<output>1.200004</output>

<result>1.200004</result>