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References

Library of acoustics documents and standards (TCVN, ISO, ASTM, IEC) used in measurement, testing and architectural acoustic design.

Acoustics – Measurement of sound pressure levels of equipment used in buildings – Engineering method
TCVN2011TCVN 8776:2011
National standard TCVN 8776:2011 - Acoustics - Measurement of sound pressure levels of equipment used in buildings - Engineering method
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