In all cases these wheels appear to be solid wooden discs with a thickened hub .
The barrel of the cannon passed through the reduction gearbox and the propeller hub .
All flights, including domestic, charter and cargo, will shift to the new airport, which will play a major role in boosting the role of Thailand as a regional aviation hub .
Denver became a regional economic hub for a large part of the western United States
At present, London is the world's chief aviation hub .
Even as she got older and became physically less able, she was still as sharp as a button and the central hub for all of us.
Services can go out from a central hub , to the communities needing them, when they need them.
the city has always been the financial hub of the country
He said Thailand simply attracted a lot of tourists because of its position as a hub of the region.
the airport authority's policy promotes Manchester as an international hub