资源单元 meaning in Chinese

resource unit

3 . when database was built , taking land resource unit as geographical unit for watershed data integration , we analyzed in piles land resource unit map and single element map layer of every evaluation factor , acquired attribute data through manipulation on attribution file of produced map layer
流域数据建库时以土地资源单元作为流域数据集成的地理单元，将土地资源单元图与各个评价因子的单要素图层分别进行叠置分析，通过对各生成图层的属性文件进行操作来获取属性数据。
Taking mapgis as basic plat , digitalization of watershed information was fulfilled . using land resource units as basic geographical unit in order to integrate watershed digitalization information , acquiring theme attributes of basic information by means of attribute table manipulation , watershed basic information database was constructed
以mapgis为基础平台，完成了流域信息的数字化，以土地资源单元为流域数字化信息集成的基础地理单元，以属性表操作的方法获取基础信息的专题属性，建立了流域基础信息库。