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ordnance survey造句
1) An Ordnance Survey grid reference gives the position of a place to within 100 metres. 2) Lorton paused to consult his Ordnance Survey map. 3) Study a local map and the Ordnance Survey, which is a mine of information. 4) Ordnance survey maps are the official maps of Britain printed by the government. 5) The early versions of Ordnance Survey maps are also very useful - particularly the large-scale, six inch to one mile maps. 6) The Ordnance Survey grid references relate to the maps, with the grid lines 1 kilometre apart. 7) A useful step is to inspect old Ordnance Survey maps, and the cinch 1906 survey will be found useful. 8) Ordnance Survey maps are essential: they are accurate and of good quality. 9) Mapping agency Ordnance Survey (OS) has launched a service offering free and unrestricted access to most of its map data. 10) Filling a substantial amount of skyline and covering six full squares of the Ordnance Survey map. 11) The geological maps of Great Britain all use an Ordnance Survey topographic base. 12) There were some poor lost souls last week at the Ordnance Survey office in Chester. 13) "It's time for motorists to take a refresher in map-reading skills,[http:///ordnance survey.html]" said Scott Sinclair of national mapping agency Ordnance Survey. 14) If you're after maps head for the basement. These guys can even make up Ordnance Survey maps specially. 15)