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base line
base line
1. in surveying, a surveyed line established with more than usual care, to which surveys are referred for coordination and correlation. 2. in photogrammetry, the line between the principal points of two consecutive vertical air photographs, usually measured on one photograph after the principal point of the other has been transferred. 3. in radio navigation systems, the shorter arc of the great circle joining two radio transmitting stations of a navigation system. 4. in triangulation, the side of one of a series of coordinated triangles the length of which is measured with prescribed accuracy and precision and from which lengths of the other triangle sides are obtained by computation. |
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Cite this article
"base line." The Oxford Essential Dictionary of the U.S. Military. 2001. Encyclopedia.com. 31 May. 2012 <http://www.encyclopedia.com>. "base line." The Oxford Essential Dictionary of the U.S. Military. 2001. Encyclopedia.com. (May 31, 2012). http://www.encyclopedia.com/doc/1O63-baseline.html "base line." The Oxford Essential Dictionary of the U.S. Military. 2001. Retrieved May 31, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O63-baseline.html |
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Base Line
BASE LINESurvey line used in the government survey to establish township lines. Horizontal elevation line used as a centerline in a highway survey. |
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Cite this article
"Base Line." West's Encyclopedia of American Law. 2005. Encyclopedia.com. 31 May. 2012 <http://www.encyclopedia.com>. "Base Line." West's Encyclopedia of American Law. 2005. Encyclopedia.com. (May 31, 2012). http://www.encyclopedia.com/doc/1G2-3437700472.html "Base Line." West's Encyclopedia of American Law. 2005. Retrieved May 31, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1G2-3437700472.html |
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base line
base line see geodesy . |
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Cite this article
"base line." The Columbia Encyclopedia, 6th ed.. 2011. Encyclopedia.com. 31 May. 2012 <http://www.encyclopedia.com>. "base line." The Columbia Encyclopedia, 6th ed.. 2011. Encyclopedia.com. (May 31, 2012). http://www.encyclopedia.com/doc/1E1-X-baseline.html "base line." The Columbia Encyclopedia, 6th ed.. 2011. Retrieved May 31, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1E1-X-baseline.html |
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