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参考框架的一致性及其对形变分析的影响

黄立人 马青

地壳形变与地震2001,Vol.21Issue(2):31-36,6.
地壳形变与地震2001,Vol.21Issue(2):31-36,6.

参考框架的一致性及其对形变分析的影响

CONSISTENCY OF REFERENCE FRAME AND ITS INFLUENCE ON DEFORMATION ANALYSIS

黄立人 1马青1

作者信息

  • 1. 中国地震局第一地形变监测中心,
  • 折叠

摘要

Abstract

In deformation monitoring the influence caused by the inconsistency of reference frames on the deformation analysisis discussed in this paper.In displacement field analyzing,taking the known coordinates of some fiducial stations in a united reference frame(e.g. WGS84 or ITRF97)as a bases to reduce the observations taken from different epochs into the united frame may still have some problems which are caused by the inconsistency of actual reference frames determined by used different fiducial stations.Based on the actual accuracy of coordinates of fiducial stations,the magnitudes of the inconsistency of reference frame and its influence on displacement field are estimated quantitatively.At the end of this paper some points of view dealing with the reference frame are proposed.

关键词

全球参考框架/形变分析

分类

天文与地球科学

引用本文复制引用

黄立人,马青..参考框架的一致性及其对形变分析的影响[J].地壳形变与地震,2001,21(2):31-36,6.

地壳形变与地震

OACSCD

1671-5942

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