SFDS xx xxxxxx x xxxx-xxxx xxxxxxx xxxx xxxxxxxx xxxxxxxxxx xxxxxxxxxx. Qxxxxxxxxxxxxx: Pxxxxxxxx xxxxxxxxxx xxxxxxxxxxx xx NURBS &xxx; xxxxxxx xxxxxxxx (Hxxx xxxx + 3x xxxxxxxxx)Axxxxxx xx xxxxx 2D xxxxxxx xxxx 3D xxxxxx xxx xxx xx xxxxxxxxxxxx xxxxxxxx, xxx xxxxxxxxx xxxxxxxxGxxxxxx xxxxxxx xx xxxxxx xxxx-xxx xxx xxxxxxxx xxx xxx xxxxxx xxxxxxxxTxxxxxxxx xxxxxxxxx xx xxxxxxxx xxxxxxxxSxxxxxxxx xxxxxxxx xxx xxxxxx xxx xxx xxxxxx xxx xxxxxxxBx xxxx xx xxxx xxxxxxxxxxxxxxx xx x xxxx xxxx, xxxxx xxx xxxxxxxxx xx xxx Dxxxxx Lxxx xxx Pxxxxxx MxxxxxxxAxxxxx xxxxxxx xx xxxxx xxx xxxxx xxxxxxxxxRxxxxxxxxxxxxxxx:Txxxxxxxx xxxxxx xxxxxxxx xxxx xxxxxxxx 3D xxxxxx (xxxxx xxxxxxxx xxxxxx, xx xxxxx xxxx xxxxxxx)Pxxx xxxxx xxx CNC Dxxxxxxxxx &xxx; 3D Pxxxxxxx Dxxxxxxxxx xx xxxxxxxDxxxx xxxxxxxxxxxx xxxxxxxx xxx xxxxxxxx xxxxxxxx xxx Cxxxxxxxx &xxx; Mxxxx DxxxxxxxxxCxxxxx xxxxxxxxx xxxxxxx xxxxxx xxx xxxxxxxxxxxx xxxxxx xxx Sxxxxx Dxxxxxxxxx xxx Ixxxxxx TxxxxPxxx xxxxxxxx xxx xxxxxxxxxxxx xx xxxx xxxxxTxxxx xxxxxxxx xx xxxxxxxxxx xxx xxxxxx xx xxxx xxxxxxxxxx xxxxxxxxSxxx Sxxxxx &xxx; xxxx xxxxxxxxOxxxxxxxxxxx xxxxxxxx Vxxxxx Dxxxxxx &xxx; xxxxxxxx xxxx xxxxxxxRxxxxxxxxxxx:Pxxxxxxxxx xx Rxxxxxxxxx 3D xxxxxxxx xxxxxxxx (xxxxxxxxxxxx xxxxx xxxxxxxxxx xx xxxxx)Pxxxxxxxxx xx Bxxxxxx (xx xxxxxxxxxx)Pxxxxxxxxx xx Ixxxxxxxxxx xxx xxxxx Axxxx SxxxxxxxxPxxxxxxxxx xxxxx Wxxxxxx xxxxxxxxx xxxxxxPxxxxx xxx “3D/ Dxxxxxx” xxxx xxxx xxxx xx xxx xxxxxxx xxxx xxx xxxxxxx xxxx xxxx xxxxxx xxx xxxxxxxxx.