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Acoustics. Determination of sound power levels and sound energy levels of noise sources using sound pressure. Precision methods for reverberation test rooms
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State system for ensuring the uniformity of measurements. Dispersed characteristics of nanometric aerosols and suspensions. Measurement methods. Basic principle
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Recommendations on the organization of parental monitoring of nutrition services in educational organizations
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Tractors and machinery for agriculture and forestry. Technical means for ensuring safety. Part 3. Tractors
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