基本解釋丁壩同根派生 spur-dikes相關(guān)詞英漢例句Local scour on the head of a spur dike is disadvantageous to the structures. 丁壩壩頭的局部沖刷對丁壩的整治效果產(chǎn)生不利影響。There are horse shoe vortex around spur dikes and Karman vortices behind spur dikes. 發(fā)現(xiàn)在丁壩的上游會形成馬蹄渦 ;在丁壩的背風(fēng)面會形成卡門渦 .The flow patterns close to the non-submerged spur dikes are discussed on the basis of flume experiment. 以水槽試驗為基礎(chǔ),對非淹沒丁壩附近的水流現(xiàn)象進(jìn)行了定性描述。The dye injection and oil\film method together with electromagnetic velocimeter are applied to measure the flow field around spur dikes. 研究分析了丁壩和護(hù)坦在沿河林區(qū)公路路基防護(hù)中的作用、防護(hù)原理、設(shè)置方法、應(yīng)用條件和有效性問題。spur-dikes更多例句