Cut a cuboid wooden block whose length, width, and height are 20 cm, 18 cm, and 16 cm, respectively, into the largest cylinder. What is the volume of the cylinder?
将长、宽、高分别为20厘米、18厘米、16厘米的长方体木块，削成一个最大的圆柱，圆柱的体积是多少？
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