1Research on BIM technology of the railway location designZHANG Jian-feng, LIU Wei, TANG Wen-jian, LI Wei5-92Exploration of a new pension model based on social pension pressureGAO Wei-wen, RAN Chao, CHEN Si, ZHANG Chen-yao, LI Ao-nan, XU Yao-song10-123Research on the construction method of rapid single real 3D modelWU Hao13-154Application of geophysical prospecting method in detection of leakage integrity and rock penetration depth of cutoff wallQIAN Tong-dui16-195Research and application discussion on error prevention technology of intelligent substation relay protection operation and maintenanceSUN Di20-226Load test and assessment on suspension bridge of maputo bridgeWU Wen-tao27-307Basic selection and anti-liquefaction measures of high-voltage transmission lines in seismic liquefaction areaZHANG Jun, LI Ni-na43-468Beijing urban ecosystem health evaluation study based on the principal component analysis methodLU Shi-jia53-579Application of remote sensing mapping technology in 1:50000 geological hazard investigation: A case study in Datong, HuainanGAO Shan, ZHANG Wei, SUN Ran62-6510Strategies for technical broker's in project risk managementLIN Yong70-7211Research on site selection of elderly care institutions based on GISLAN Yi-man, LIAO Yong, WANG Xin, LI Peng-hui, SUN Jin-yang76-7912Urban design strategy and practical analysis based on urban renewal perspectivesXIA Huan-huan93-9513Application of ultrafiltration membrane technology in environmental engineering water treatmentYU Zhuo-jun99-10114Research on the construction of intelligent urban drainage pipe network information systemXU Ke-wei, WANG Jia, LI Huai-bo, WANG Xiao-fei, LI Ji102-10515Application of nanofiltration membrane water treatment technology in water purification processZHOU Yun, YIN Xiao-fang106-10816Strategies for improving the water environment of river basinsLI Bing-lu109-11117Application practice of Guiyang metro line 2 rail dispatching management systemSUN Dong112-11518Research on the realization of urban rail smart stationsLIU Han-bing, CHEN Wen-jie, Xi Hong-zhi116-11819Exploration of urban transportation efficiency improvement based on informatizationZHAO Feng-juan119-121 