·WARING TRIANGLE ·APPLITION:BY EXTERNAL RADIATION LIGHT SOURCE, THE RELECTED LIGHT TO THE LIGHT SOURCE IN THE VICENITY OF BASERVER,SHOWED THAT THE LOCATION OF VEHICLES
LED COMBINATION LIGHT
·WARING TRIANGLE ·APPLITION:BY EXTERNAL RADIATION LIGHT SOURCE, THE RELECTED LIGHT TO THE LIGHT SOURCE IN THE VICENITY OF BASERVER,SHOWED THAT THE LOCATION OF VEHICLES