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yi zhong xin xing jie gou de chen xian ji zhun dian shuang xian ji zhun dian
Author(s): 
Pages: 17-23
Year: Issue:  3
Journal: Dam Observation and Geotechnical Tests

Keyword:  基准点沉陷观测双管太平哨水电站膨胀系数不锈钢丝新型结构结构简单基点铝管;
Abstract: 本文介绍一种新型结构的沉陷观测基准点。它是利用两种不同膨胀系数的金属丝:不锈因瓦丝、不锈钢丝做为标志,埋在深处基岩上,以代替常用的双管(钢、铝管)基准点。这种结构的基准点已于1981年安装在太平哨水电站,经过多年的观测认为:结构简单、施工方便,精度较高,是沉陷观测较为理想的基准点。同时也对双管基准点的稳定性进行了分析。
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