State system for ensuring the uniformity of measurements. State verification schedule for means measuring the attenuation of electromagnetic oscillation within the frequency range from 0 to 178 GHz
Automobile roads of general use. Mineral materials for preparing fine-grained asphalt concrete mixtures. Method for determination of density and absorption
Lasers and laser-related equipment. Test methods for laser beam widths, divergence angles and beam propagation ratios. Part 2. General astigmatic beams
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