mid: 1362
url: http://fraktali.849pm.com/programs/dxf/ncc1701d.zip
ref_url: ftp://aldebaran.ee.mcgill.ca/pub/dfir/dfir-V2R0.tar.Z
format: dxf 
pid: 27411
polygons: 22929
connected_components: 204
average_dihedral_angle: 0.0995919
bounding_box: xmin = 0.025, ymin = 0.025, zmin = 0.025, xmax = 0.975, ymax = 0.222805, zmax = 0.7189
avg_depth: 1.502565
center: (0.522286,0.144422,0.371872)
scale: 0.571576
principle_axes: (0.989193,0.146620,0.000183), (0.000159,0.000176,-1.000000), (0.146620,-0.989193,-0.000151)
principle_values: (0.068049,0.025731,0.001274)