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Author:
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Year:
Volume:
Issue:
gong lu sui dao jin jing she ying
Author(s):
LIU Kuanghua
Pages:
62
-
64
Year:
2002
Issue:
1
Journal:
GEOTECHNICAL ENGINEERING WORLD
Keyword:
近景摄影
;
实态轮廓
;
围岩变形
;
Abstract:
采用近景摄影的方法,以获取隧道开挖的实态轮廓线,从而获得任意断面的超挖、欠挖数据.另外,通过前后两次的测摄可获取围岩的变形数据,利用以上数据可对隧道围岩结构进行受力分析、计算,也可确定最佳二次衬砌时间.
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