<http://schema.org/keywords>
"3D chair, bearing structure, 3D metal chair legs, noise insulation, Schallschutz, isolamento de ruido, isolation acoustique, details acoustiques, akustische Detail, detalhe da acustica, acoustic detail"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.bibliocad.com/library/3d-chair--bearing-structure_68126>