alle Bilder zu vier all pictures for four zurück/back konus, querschnittsveränderung, richtung, rotation, urformen, verbindung, vier, weiß conus, cross-sectional variation, direction, rotation, primary shaping, connection, four, white zurück/back
konus, querschnittsveränderung, richtung, rotation, urformen, verbindung, vier, weiß conus, cross-sectional variation, direction, rotation, primary shaping, connection, four, white
