State system for ensuring the uniformity of measurements. State verification schedule for means measuring spectral density of radiance, spectral density of radiant intensity and spectral density of irradiance in the wavelength range of 0,25 - 25,00 mu; radiant intensity and irradiance in the wavelength range of 0,2 - 25,0 mu
Uniform provisions concerning the approval of : I. Front underrun protective devices (FUPDs); II. Vehicles with regard to the installation of an FUPD of an approved type; III. Vehicles with regard to their front underrun protection (FUP)
State system for ensuring the uniformity of measurements. State verification schedule for measuring instruments of the amplitude of the ultrasonic displacement and the particle velocity of the surface of the solid bodies