在这种背景下将最新的地理信息系统技术和遥感技术应用到生态环境研究就显得非常迫切。
So, it is an urgency that the application of GIS and RS is used to the study of ecological enviroment.
以TM 影象为信息源,在全数字方式下运用遥感技术与地理信息系统技术结合建立了甘肃省沙地的TM图象数据库、图形数据库和属性数据库。
Using digital processing method of remote sensing and GIS, TM images in 1996 are interpreted and the database of the sandy land in Gansu province is established.
以TM 影象为信息源,在全数字方式下运用遥感技术与地理信息系统技术结合建立了甘肃省沙地的TM图象数据库、图形数据库和属性数据库。
Using digital processing method of remote sensing and GIS, TM images in 1996 are interpreted and the database of the sandy land in Gansu province is established.
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