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url: http://cepcairo.bizland.com/free/B29_2.zip
ref_url: 
format: xthreexds 
pid: 46877
polygons: 24430
connected_components: 117
average_dihedral_angle: 0.501627
bounding_box: xmin = 0.025, ymin = 0.025, zmin = 0.025, xmax = 0.975, ymax = 0.236105, zmax = 0.690686
avg_depth: 1.540158
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scale: 0.370568
principle_axes: (-1.000000,0.000000,-0.000002), (-0.000002,-0.074017,0.997257), (0.000000,0.997257,0.074017)
principle_values: (0.027026,0.018123,0.000409)