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Type 2
Found 2 free book(s)VCA 047 2 March 2017 Rev. 2 - GOV.UK
www.dft.gov.ukVCA TYPE APPROVAL PROCESS Initial a rd (but not apeman Conformity of Production Review (COP) Assessment or suitable ISO 9001 certificate and control
5 NOISE SOURCES - WHO | World Health …
www.who.int108 Noise sources Figure 5.2 Example of a centrifugal fan, rotor with backward-curved blades Figure 5.3. Example of a vaneaxial fan The mechanisms of generation of the noise from gas jets results from the creation of