10 Terms
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Mapping science
The systemic study of the processes and designs involved with map making.
Industry: Earth science
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Mapping science
Admiralty chart
Earth science; Mapping science
A hydrographic chart of the British Admiralty. Sometimes written, incorrectly, admiralty chart.
Bar
Earth science; Mapping science
(1) A unit of pressure equal to 106 dynes per square centimeter. Formerly called the barye. It was first suggested by Bjerknes in 1911. In SI units, it is 105 newton/m² or 105 Pa. The unit is ...
Geodetic azimuth mark
Earth science; Mapping science
A marked point established in connexion with a triangulation (or traverse) station to provide a starting azimuth for dependent surveys. The geodetic azimuth from the station to the azimuth mark is ...
Analytical adjustment
Earth science; Mapping science
Adjustment by an arithmetical process, as distinguished from a graphical adjustment, which is done geometrically. The usually procedure is to determine the discrepancies which exist among ...
Batter board
Earth science; Mapping science
A horizontal board nailed horizontally to two substantial posts, with the upper edge of the board preferably at grade or at some whole number of feet above or below grade. Batter boards are ...
Zonal aberration
Earth science; Mapping science
That defect of a lens system in which the focal point shifts when the aperture is decreased. It is the result of the combined effects of a number of optical aberrations.
Address computing machinery
Earth science; Mapping science
An alphanumeric code indicating the location, in a computing machine, in which an instruction or an item of information is stored.
