过去常被钉在教室墙上而且常出现在地图册中的那幅地图以墨卡托投影著称，最早是由弗兰德地理学家杰拉杜斯·麦卡托提出来的，可追溯至1569年。

The map you're used to seeing pinned on classroom walls and in Atlases is known as a Mercator projection, and was first presented by the Flemish geographer Gerardus Mercator back in 1569.

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例如，墨卡托投影是广泛使用艘舟艇，因为它产生的地图中，不断轴承线一条直线，从而大大简化了导航。

For example, the Mercator projection is widely used by boats and ships because it produces a map in which lines of constant bearing are a straight line, which greatly simplifies navigation.

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南极地区常用的地图投影方式有：极方位立体投影、横轴墨卡托投影、兰伯特正形圆锥投影等三种等角投影。

There are three popular map projections in Antarctica-Polar Stereographic projection, Transverse Mecator projection and Lambert conformal Conic projection. They are all conformal.

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