Valsts valodas centra izstrādātie transporta, infrastruktūras un sakaru termini

Konteksts: [..] In that instance the sound pressure level within the 2 500 Hz centre octave frequency band is determined by adding the quadratic means of the sound pressures in the third-octave bands of centre frequencies of 2 000, 2 500 and 3 150 Hz. In all cases only the Fourier transform method may be considered to be a reference method. [..]
Avots: Council Directive 93/30/EEC of 14 June 1993 on audible warning devices for two- or three-wheel motor vehicles