Ordnance Survey造句

An Ordnance Survey grid reference gives the pOSition of a place to within 100 metres.

Mapping agency Ordnance Survey (OS) has launched a service offering free and unrestricted access to most of its map data.

"It's time for motorists to take a refresher in map-reading skills," said Scott Sinclair of national mapping agency Ordnance Survey.

A spokesman for Ordnance Survey said: 'map reading, whether on a paper map or digital device, is an essential skill which could save your life.

Though she spent much of the time with her nose in one-inch Ordnance Survey maps, tracking the contour lines, she found them a “coarse instrument” for her purpose.