TRANSPORT · TRANSPORT|land transport|land transport
- inse deilte 3 Tagairt Faomhadh an téarma seo mar chuid de Thionscadal Lex
- ga
- delta-three hinge
- en
- Sainmhíniú the acute angle between the normal to the blade-span axis in plan view and the flapping-hinge axis,such that the blade lift is reduced with upward flapping of the blade Tagairt Multilingual Aeronautical Dictionary(AGARD,1980)