Valsts valodas centra izstrādātie transporta, infrastruktūras un sakaru termini

Konteksts: [..] In a parallel beam, , determine the spectral transmittance values. [..]
Avots: Agreement concerning the adoption of uniform conditions of approval and reciprocal recognition of approval for motor vehicle equipment and parts, Reg.22- Uniform provisions concerning the approval of protective helmets and their visors for drivers and passengers of motor cycles and mopeds.