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《Science of Surveying and Mapping》 2008-S3
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The precision analysis compared the trigonometric leveling by total station with quasi-stable leveling by GPS in mountainous area

ZHAO Hong-xing,GAO Yong-jia(Xinjiang reconnaissance,pianning,design and research institute,Urumqi 830002 ,China)  
Compare the trigonometric leveling by total station with quasi-stable leveling by GPS in mountainous area,we get conclusion that quasi-stable leveling by GPS can replace trigonometric leveling by total station at site operation photo control point leveling in aerial survey photograph project in the small mountainous area.
【CateGory Index】: P228.4
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