GOST R 8.727-2010 State system for ensuring the uniformity of measurements. State verification scheme for measuring instruments of sound pressure in water within frequency range from 1·10 -3 to 1·10 6 Hz
2010GOST R 8.727-2010 State system for ensuring the uniformity of measurements. State verification scheme for measuring instruments of sound pressure in water within frequency range from 1·10 -3 to 1·10 6 Hz