{
  "source": "analytic",
  "method": "plate 90x70x5 minus 12 through cylinders r=3 at (15+20i, 15+20j), i<4, j<3: V = abc - 12 pi r^2 t, A = 2(ab+bc+ca) + 12(2 pi r t - 2 pi r^2)",
  "body_count": 1,
  "volume_mm3": 29803.53996706153,
  "area_mm2": 14652.38934211693,
  "center_of_mass": [
    44.99999999999998,
    34.99999999999999,
    2.4999999999999964
  ],
  "bbox": {
    "min": [
      0.0,
      0.0,
      0.0
    ],
    "max": [
      90.0,
      70.0,
      5.0
    ]
  },
  "faces": 18
}