Ventilation for buildings. Performance testing of equipment for residential ventilation. Performance testing of non-ducted mechanical supply and exhaust ventilation units, including heat recovery
State system for ensuring the uniformity of measurements. Measurements of coefficients of regular and diffuse transmittance of ultraviolet radiation. Methods for measurements
State system for ensuring the uniformity of measurements. State verification schedule for means of measuring of the energy, of the distribution of energy density, of the pulse duration and of the laser wavelength in the wavelength range from 0,3 to 2,0 m
€10
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