Key Laboratory of Ministry of Education for Geomechanics and Embankment Engineering;
Hohai University;
Nanjing 210098;
China;
Institute ofC;
eotechnical Research;
Hohai University;
Nanjing 210098;
China;
State Key Laboratory of Hydraulics and Mountain River Engineering;
$iehuan University;
Chengdu 610065;
China;