Reflexionsklassen für Verkehrszeichen: RA1, RA2 und RA3/R3B erklärt
It is necessary to be able to perceive and monitor objects to maintain roadway safety. Smart street signs are designed to be easily readable in all types of illumination, but they are especially important in adverse weather and at night. In the UK and Europe, these signals are divided into […]
Reflexionsklassen für Verkehrszeichen: RA1, RA2 und RA3/R3B erklärt Weiterlesen »