Russian standards PDF
State system for ensuring the uniformity of measurements. State verification schedule for instruments measuring the ratio error and phase displacement of a.c. power frequency voltage in the range from 0,1/V3 to 750/V3 kV
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State system for ensuring the uniformity of measurements. Metals and alloys. Vickers hardness test. Part 3. Calibration of reference block
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State system for ensuring the uniformity of measurements. Measurement microphones. Part 7. Values for difference between free-field and pressure sensitivity levels of laboratory standard microphones
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State system for ensuring the uniformity of measurements. Analyzers of oxygen dissolved in water. Verification procedure
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State system for ensuring the uniformity of measurements. State verification schedule for means measuring the propagation velocities of longitudinal, shear and surface ultrasonic waves in solids
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State system for ensuring the uniformity of measurements. Condensation hygrometers. The method of verification
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