Reference points
收藏data.europa2024-06-27 收录
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资源简介：
The reference points and their coordinates and altitudes determine the coordinate and elevation system used in Finland in practice. The National Land Survey of Finland’s reference points register contains information on national reference points. The points are mainly level and altitude points measured by the National Land Survey of Finland. The product is open material.
提供机构：
Maanmittauslaitos
