泾惠渠灌区干支渠改造工程中桥孔形式的探讨

泾惠渠灌区干支渠改造工程中桥孔形式的探讨的英文翻译

基本释义

• Discussion on Patterns of Bridge Aperture in Modification Works of Main and Branch Canals in Jinghuiqu Irrigation Area