冻土机械切削破碎机理的研究进展
李龙, 周琴, 张凯, 凌雪, 张在兴, 李耀

Research progress on mechanical cutting fracture mechanism of frozen soil
Long LI, Qin ZHOU, Kai ZHANG, Xue LING, Zaixing ZHANG, Yao LI
图8 不同切削深度下冻土破碎形式
Fig.8 Broken forms of frozen soil at different cutting depths