Research Article
Experimental Study on the Effect of Freezing and Thawing on the Shear Strength of the Frozen Soil in Qinghai-Tibet Railway Embankment
Figure 7
Internal friction angle φ-temperature curve of 1.6 g/m3 dry density sample groups. (a) FT1. (b) FT2. (c) FT3. (d) FT4.
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