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Advances in Civil Engineering
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2018
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Article
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Fig 6
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Research Article
Parameter Sensitivity of Shallow-Bias Tunnel with a Clear Distance Located in Rock
Figure 6
Shear force of tunnel crosssection of different existing slope angles. (a) 30°, (b) 45°, (c) 60°, and (d) 90°d.
(a)
(b)
(c)
(d)