State system for ensuring the uniformity of measurements. State verification scheme for measuring and reproduction instruments of sound pressure in water within frequency range from 1·10 -3 to 1·10 6 Hz
Electric systems. Functional safety of electrical, electronic, programmable electronic safety-related systems. Part 6. Guidelines on the application of GOST R IEC 61508-2-2007 and GOST R IEC 61508-3-2007
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