Mapping agency Ordnance Survey (OS) has launched a service offering free and unrestricted access to most of its map data.
英国地形测量局发起一项免费服务，用户可以免费、无限制地获得其绝大部分地图数据。
"It's time for motorists to take a refresher in map-reading skills," said Scott Sinclair of national mapping agency Ordnance Survey.
英国国家陆地测量局的斯科特•辛克莱说：“司机们应该在看地图技能方面补补课了。
Recently, the Yellow River Hydrographic Survey Mapping Agency to convene in 2009 the Yellow River section of the unity of tests Xunhou mobilization meeting.
近日，黄河水文勘察测绘局召开2009年汛后黄河河道断面统一性测验动员大会。
Ordnance Survey, the official British mapping agency, has made its first ever map of another planet, using NASA data to chart a huge expanse of the surface of Mars.
【史上第一张给普通人看的火星地图】英国地形测量局采用NASA的数据绘制出一张广阔的火星地表图，这是他们第一次制作外星地图。
Ordnance Survey, the official British mapping agency, has made its first ever map of another planet, using NASA data to chart a huge expanse of the surface of Mars.
【史上第一张给普通人看的火星地图】英国地形测量局采用NASA的数据绘制出一张广阔的火星地表图，这是他们第一次制作外星地图。
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