Definīcija:the space between two vertical longitudinal planes, 400 mm apart and symmetrical with respect to the H-point, and defined by rotation of the head-form apparatus, described in Annex II of Directive 74/60/EEC, from vertical to horizontal. The apparatus shall be positioned as described in that annex and set to the maximum length of 840 mm.
VVC izstrādātie transporta, infrastruktūras un sakaru termini