Valsts valodas centra izstrādātie fizikas un astronomijas termini

Konteksts: [..] "Axis of reference" (or reference axis) means the characteristic axis of the light signal, determined by the manufacturer for use as the direction of reference for photometric measurements and when fitting the lamp on the vehicle. [..]
Avots: COUNCIL DIRECTIVE of 28 June 1977 on the approximation of the laws of the Member States relating to parking lamps for motor vehicles (77/540/EEC)