TRANSPORT · TRANSPORT|land transport|land transport
- luas ó bhloc go bloc Tagairt Faomhadh an téarma seo mar chuid de Thionscadal Lex
- ga
- block-to-block speed
- en
- Sainmhíniú the average speed of an aircraft during its block time Tagairt Multilingual Aeronautical Dictionary(AGARD,1980)