After sawing a cylindrical wood with a length of 60 cm into two sections along the cross section, the surface area increases by 12.56 cm2. What is the volume of this piece of wood in cubic centimeters?
把一根长为60厘米的圆柱形木料沿横截面平均锯成两段后，表面积比原来增加了12.56平方厘米．原来这根木料的体积是多少立方厘米．
<result>37.68</result>