测绘通报 ›› 2016, Vol. 0 ›› Issue (8): 86-88,134.doi: 10.13474/j.cnki.11-2246.2016.0263

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Comparative Study of Shield Posture Measuring Principle and Accuracy Analysis

JIANG Liutao1, ZHAI Yan2   

  • Received:2015-10-26 Online:2016-08-25 Published:2016-08-26

CLC Number: