ATPL: A semi-monocoque aircraft fuselage structure usually consists of:
Domanda 658, Aircraft General Knowledge - Airframe, Systems, Powerplant - ATPL - Airline Transport Pilot license
| Frames, Fittings, Stringers. |
| Skin, frames ,stringers. |
| Ribs, front spar, rear spar. |
| Ribs, Spars, Skin. |
