canal desilting 中文意思是什麼
canal desilting
解釋
渠道清淤-
On the basis of general introduction of the all - american canal system and the all - american canal irrigation district, the facilities ( dams, desilting works, irrigation canal system ), project management and maintenance, and benefits of all - american canal system were de scribed and analyzed in detail
摘要在介紹全美灌溉系統及全美渠灌區基本概況的基礎上，對全美灌溉系統的主要建築物（水庫大壩、沉沙工程、灌溉渠系） 、工程管理與維護以及工程所帶來的經濟效益等方面作了詳細闡述與分析。
分享友人