【摘要】 本文论述了大桥变形监测基准网稳定性分析的几种经典方法和可能存在的不足,提出自由设站法在大桥变形监测中的应用优势和特点。同时运用独创的VT检验法进行基准点稳定性判断,可以大大提高基准点稳定性判断的正确率,使基准点保持相对稳定,已达到保证和改善监测成果质量的目的。更多还原

【Abstract】 This paper raises several classic methods on analyzing the stability of bridge deformation monitoring benchmark network and the insufficient which may exist,put forward the advantages and characteristics of applying the free standing method on the bridge deformation monitoring.At the same time,using the original VT judging method to test the stability of benchmark,greatly improve the accuracy of judging the benchmark stability,keeping the benchmark relatively stable,so as to ensure and improve the quality of monitoring.更多还原