TRANSPORT · TRANSPORT|land transport|land transport
- rialú béite Tagairt Faomhadh an téarma seo mar chuid de Thionscadal Lex
- ga
- beta control
- en
- Sainmhíniú system of propeller pitch control where the pilot selects the pitch directly in the range between the normal fine pitch and maximum reverse pitch Tagairt Multilingual Aeronautical Dictionary(AGARD,1980)