Instruments for measurement of wow rate, speed oscillation and extraneous amplitude modulation factors, and speed drift for sound recording and reproduction equipment
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Occupational safety standards system. Ultrasound. General safety requirements
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Frequencies for acoustic measurements. Preferred rows
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Acoustics instruments for determination of physical and chemical characteristics and structures of substances. Terms and definitions
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Unified system of design documentation. Graphical symbols in diagrams. Acoustic devices
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Sonar equipments. Terms and definitions
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Acoustic emission. Terms, definitions and symbols
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Acoustic emission. Terms, definitions and symbols
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Acoustics. Determination of sound power levels of noise sources using sound intensity. Measurement at discrete points. Engineering method
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Noise. Attenuation of sound during propagation outdoors. Part 2. General method of calculation
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Gas supply system. Trunk pipeline transportation of gas. Conditions of stay and use of buildings and structures safe for human health. Protection from noise in the workplace. Inspection
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State system for ensuring the uniformity of measurements. State primary standard and all-union verification schedule for means measuring pressure in the air
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