Translate

Showing posts with label Experimental investigation of three helicopter rotor airfoils designed analytically. [in the Langley 6 by 19 inch and 6 by 28 inch transonic wind tunnels]. Show all posts
Showing posts with label Experimental investigation of three helicopter rotor airfoils designed analytically. [in the Langley 6 by 19 inch and 6 by 28 inch transonic wind tunnels]. Show all posts