[Retracted] Macro-Micro Study on Mechanical Properties of Frozen Fine Sandstone Based on DEM Mathematical Model

Figure 6

Comparison of discrete element numerical test and laboratory test: (a) 20°C; (b) -2°C; (c) -5°C; (d) -8°C; (e) -11°C; (f) -15°C.

(a)

(b)

(c)

(d)

(e)

(f)