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《Engineering of Surveying and Mapping》 2007-06
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On the teaching reform of mathematic model of surveying adjustment

BAO Jian-kuan(Dept.of Surveging and Mapping Engineering Heilongjian Institute of Technology,Harbin 150050,China)  
In the teaching process of surveying adjustment,analysis is made on the relations among several concepts,such as necessary elements,observation elements,necessary observation elements,redundant observation,necessary initial data and unnecessary initial data.It will be helpful for students to understand mathematic model of surveying adjustments which has been proved by the teaching practice.
【CateGory Index】: P207.2
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