地理问题求解  geographic problem-solving oriented(model

地球物理反问题  geophysical inverse problem

地球物理反演问题  Geophysical inversion

生态环境地质问题现状与治理  Status quo of ecological environmental geological

管理问题理解  management problem comprehension

奇异线性二次指标最优控制问题LQ问题  singular linear quadratic LQ problem

GIS接地问题的探讨  Discussion on GIS Grounding

贝赛尔大地问题解算  solution of Bessel’s geodetic problem

草地问题产生的制度根源  institutional innovation point

城乡土地问题  urban and country’s land probloms

大地问题  geodetic problem

大地主题问题  geodetic problem

地理地带性  geographical zone feature; lake; Geographical zonality; geographical zonation

地理地貌  physical geography; Geography physiognomy

地理地平  geographic horizon

地理地质  Geography and geology

地理地质环境  Geography and geology environment

地理理信息系统  gis

接地问题  ground-contact area; connecting problem

林业管理地理信息系统  forest management geographical information system