Valsts valodas centra izstrādātie transporta, infrastruktūras un sakaru termini

Konteksts: [..] Guarding of step wells. [..]
Avots: Agreement concerning the adoption of uniform technical prescriptions for wheeled vehicles, equipment and parts which can be fitted and/or be used on wheeled vehicles and the conditions for reciprocal recognition of approvals granted on the basis of these prescriptions, Regulation No. 107- Uniform provisions concerning the approval of double deck large passenger vehicles with regard to their general construction.