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释义
the world > the earth > earth sciences > geography > map-making > map-making or surveying using photography > [noun] > instruments used for (3)
photogrammeter1891

A camera combined with a theodolite. Now rare.

photogoniometer1923

Cartography. An instrument for measuring angles indirectly from photographs of an area.

photostereograph1939

Surveying. An instrument for the observation, measurement, and interpretation of pairs of stereophotographs.

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更新时间:2024/11/10 22:53:06