SchoolofEarthandSpaceSciences;
PekingUniversity;
Beijing100871;
China;
Geo-detectionLaboratory;
ChinaUniversityofGeosciences;
MinistryofEducation;
Beijing100083;
China;
Geo-detectionLaboratory;
ChinaUniversityofGeosciences;
MinistryofEducation;
Beijing100083;
China;
SchoolofEarthandSpaceSciences;
PekingUniversity;
Beijing100871;
China;