The problems such as burying of bench marks and settlement observation points, observation method, determining of precision criteria etc.
本文探讨了沉降观测中的几个问题，阐述了从水准点、沉降观测点的埋设，观测方法、精度指标的确定等。
In this paper, datum marks of settlement observation, layout of observation points, observation methods, observation instruments, calculation software and observation precision are introduced.
该文详细介绍沉降观测基准点、沉降观测点布设过程及观测方法，介绍使用的观测仪器、计算软件及观测精度；
In this paper, datum marks of settlement observation, layout of observation points, observation methods, observation instruments, calculation software and observation precision are introduced.
该文详细介绍沉降观测基准点、沉降观测点布设过程及观测方法，介绍使用的观测仪器、计算软件及观测精度；
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