Valsts valodas centra izstrādātie inženierzinātņu, tehnikas, rūpniecības un būvniecības un arhitektūras termini

Konteksts: [..] 'Nominal size (DN)` means a numerical designation of size which is common to all components in a piping system other than components indicated by outside diameters or by thread size [..]
Avots: Directive 97/23/EC of the European Parliament and of the Council of 29 May 1997 on the approximation of the laws of the Member States concerning pressure equipment