1. big holes 0.0 r-'-01.01-'.=- 3 -1o
2. [%] [%] -0- Referencesing 0.33 -0- 2D Gurney flap 1 0.67 -11- Gurney flap.with 1 0.67
3. 1-0 15 a
4. . ·················· 3 5 1-0 15
5. Fig.24. Configuration ofthe rib stiffeners. Lateral spacingss=2and 4% chord.