宁夏河套灌区单级暗管排水系统的优化设计

宁夏河套灌区单级暗管排水系统的优化设计的英文翻译

基本释义

• AN OTIMUM DESIGN OF THE SINGLE--STAGE UNDERGROUND DRAIN PIPE SYSTEM OF THE IRRIGATED AREA IN THE AREA OF THE BEND OF THE YELLOW RIVER IN NINGXIA