BS 5721:1979 :
BS 5721:1979 : 1399665
BS 5721:1979 :
Title: Specification for frequency weighting for the measurement of aircraft noise (D-weighting)
Pages: 8
Year:
Publisher: BSI
Availability: Within 1-2 working days BSI will directly send the standards to End-User after our confirmation.
Title: Specification for frequency weighting for the measurement of aircraft noise (D-weighting)
Pages: 8
Year:
Publisher: BSI
Availability: Within 1-2 working days BSI will directly send the standards to End-User after our confirmation.
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