Valsts valodas centra izstrādātie transporta, infrastruktūras un sakaru termini

Konteksts: [..] "Sealed beam" headlamp unit (hereinafter termed "SB unit"), means a headlamp unit whose components, comprising a reflector system, a lens system and one or more electrical light sources are all parts of an integral whole which has been sealed in the course of manufacture and which cannot be dismantled without rendering the unit completely unusable. [..]
Avots: Agreement concerning the adoption of uniform conditions of approval and reciprocal recognition of approval for motor vehicle equipment and parts. Regulation No. 5- Uniform provisions for the approval of motor vehicle "sealed beam" headlamps (sb) emitting a European asymmetrical passing beam or a driving beam or both.