Step file with incorrect geometry

Rhino Rhino for Windows
27

Hi,

I have instigated the step file: test02.stp

All faces are BSplineSurfaces. For Sophia to correctly recognize the tubes the surfaces must be geometrical defined with Planer faces and Cylindrical surfaces:

rhino_bspline_surface_rectangular
rhino_bspline_surface_rectangular1176×668 136 KB

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