A bottle of glue is cylindrical (not including the neck), and its volume is known to be 101.74 cubic centimeters. When the bottle is placed upright, the height of the glue in the bottle is 8 cm. When the bottle is placed upside down, the height of the air is 2 cm, what is the volume of the glue in the bottle in cubic centimeters?
一瓶胶水，呈圆柱形(不包括瓶颈)，已知它的容积为101.74立方厘米，当瓶子正放的时候，瓶内胶水的液面高度为8厘米，当瓶子倒放时，空气高为2厘米，瓶内胶水的体积为多少立方厘米．
<gadget id="calculator">8 + 2</gadget>
<output>10</output>

<gadget id="calculator">101.74 / 10</gadget>
<output>10.174</output>

<gadget id="calculator">10.174 * 8</gadget>
<output>81.392</output>

<result>81.392</result>