bend upstream 中文意思是什麼
bend upstream
解釋
彎曲通流-
The research of bend channel of reach guide - lijia flume from longyang flume to lijia flume in upstream of the yellow river is proceeded to present rules of feasibility analysis for navigation between the flumes and the riverbed stability
摘要對黃河上游龍羊峽至李家峽間的貴德李家峽河段的蜿蜒河道進行了研究,為蓄水兩壩間的通航和河床穩定性問題提供可行性分析依據。
分享友人