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测边控制网的精度分析及应用
引用本文:周宗君,程小河.测边控制网的精度分析及应用[J].地理空间信息,2009,7(6):138-140.
作者姓名:周宗君  程小河
作者单位:国家测绘局,重庆测绘院,重庆,400015
摘    要:通过对测边控制网精度严密的估算和实例分析,从理论和实践上皆证明,经过精心的设计和施测前的仪器、设备细致而周密的检校,测边控制网的精度能够满足平均边长较短的精密控制网的要求,并且相对于其他网型的控制网有其显著的效率优势和灵活的布网优势。

关 键 词:控制网  精度估算  边长相对中误差

Precision Analysis and Application of Trilateration Control Network
ZHOU Zongjun,CHENG Xiaohe.Precision Analysis and Application of Trilateration Control Network[J].Geospatial Information,2009,7(6):138-140.
Authors:ZHOU Zongjun  CHENG Xiaohe
Institution:Chongqing Institute of Surveying and Mapping;SBSM;Chongqing 400015;China
Abstract:By many estimates and case study on trilateration control network,both in theory and practice shows that by carefully design and checking equipment before measuring,the accuracy of trilateration control network is statfied for precision control networks which has shorter average side length,and relative to other type of control network,it has more advantages in efficency and Control Net Arrangement Scheme is more flexible.
Keywords:Control network  accuracy estimate  relative error of side length  
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