Acoustic treatment of the NASA Langley 4- by 7-meter tunnel
An edition of Acoustic treatment of the NASA Langley 4- by 7-meter tunnel (1986)
a feasibility study
By James C. Yu
Publish Date
1986
Publisher
National Aeronautics and Space Administration, Scientific and Technical Information Branch,For sale by the National Technical Information Service]
Language
eng
Pages
-
Description:
subjects: Aerodynamic noise, Helicopters, Noise, Research