Laboratory;
of;
Ministry;
of;
Education;
for;
Geomechanics;
and;
Embankment;
Engineering,;
Hohai;
University,;
Nanjing;
210098,;
China;
of;
Civil;
Engineering;
and;
Architecture,;
Changzhou;
Institute;
of;
Technology,;
Changzhou;
213002,;
China;