DESIGN OF LAND RESOURCES ATTRIBUTE DATA BASE MANAGEMENT SYSTEM--A CASE STUDY OF IRRIGATED AREA OF DALIUSHU KEY WATER CONSERVANCY PROJECT ON HUANGHE RIVER是什么意思_DESIGN OF LAND RESOURCES ATTRIBUTE DATA BASE MANAGEMENT SYSTEM--A CASE STUDY OF IRRIGATED AREA OF DALIUSHU KEY WATER CONSERVANCY PROJECT ON HUANGHE RIVER在线翻译_英语_读音_用法_例句