School of Civil Engineering Central South University Changsha Hunan 410075 China;
School of Civil Engineering Central South University Changsha Hunan 410075 China;
School of Civil Engineering Central South University Changsha Hunan 410075 China;
School of Civil Engineering Central South University Changsha Hunan 410075 China;
School of Civil Engineering Central South University Changsha Hunan 410075 China;
School of Civil Engineering Central South University Changsha Hunan 410075 China;
School of Civil Engineering Central South University Changsha Hunan 410075 China;
Teaching Research; Railway engineering experiment; VR technology;