jgg     2012 32 (3):  64-67    ISSN: 0412-1961  CN: 21-1139/TG ANALYSIS OF IMPACT OF GROUND LOAD ON CITY LAND SUBSIDENCE AFTER FINITE ELEMENT MODEL Ling Qing 1) ;Zhang Qin 2,3) ;Qu Wei 2,3) ; and Zhu Li 1) 1)Insitute of Surveying and Mapping, Information Engineering University, Zhengzhou 450052;2)School of Geological Engineering and Geomatics, Chang’an University，Xi’an 710054;3)Key Laboratory of Western Mineral Resources and Geological Engineering of Ministry of Education，Xi’an 710054 Received: 1900-01-01  Revised: 1900-01-01  Online: null Supporting info null