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- pile clump spur dike 樁簇壩
- 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。
- With the aid of model experiment and through theoretical analysis, turbulent characteristics of flow around spur dike are studied. 摘要通過(guò)水槽試驗，結合理論分析，研究丁壩附近的水流紊動(dòng)。
- By use of 3-D ultrasonic doppler velocimeter,the turbulence characteristics of water flow in the spur dike head and backflow region are observed and analyzed systematically. 利用三維超聲學(xué)多普勒流速儀對丁壩壩頭附近水流和回流區水流的紊動(dòng)特性進(jìn)行了系統的觀(guān)測和分析,得到了丁壩壩頭和回流區的水流特性及紊動(dòng)動(dòng)能的分布規律。
- [Hydraulics] a spur dike; a groyne 丁壩
- pile clump dike 樁簇壩
- Numerical Computation of Impingement of Tidal Bore on Spur Dike 涌潮沖擊丁壩的數值計算
- I have a huge pile of letters to deal with. 我有一大堆信件要處理。
- There are horse shoe vortex around spur dikes and Karman vortices behind spur dikes. 發(fā)現在丁壩的上游會(huì )形成馬蹄渦 ;在丁壩的背風(fēng)面會(huì )形成卡門(mén)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,對非淹沒(méi)丁壩附近的水流現象進(jìn)行了定性描述。
- An Approach to the Depth of Local Scour of Non-submerged Spur Dike 非淹沒(méi)丁壩局部沖刷深度計算的探討
- 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坦在沿河林區公路路基防護中的作用、防護原理、設置方法、應用條件和有效性問(wèn)題。
- Jing Peng, Nobuyuki Tamai, Yoshihisa Kawahara and G.W.Huang, (1998): Numerical modeling of local scour around spur dikes, Proc. 彭靜，河原能久，丁壩群近體流動(dòng)結構的可視化實(shí)驗研究，水利學(xué)報，2000.;2。
- The dye injection and oil-film method together with electromagnetic velocimeter are applied to measure the flow field around spur dikes. 本文介紹了用顏料示蹤和最新的油膜技術(shù)對流動(dòng)進(jìn)行可視化記錄以研究淹沒(méi)丁壩群的近體流場(chǎng)分布的試驗結果。
- Fortunately, the flood did not break the dike. 還好，這場(chǎng)大水沒(méi)有把堤壩沖壞。
- The results from the experiments showed that the channel bed stability of gabion spur dikes is higher than that of conventional spur dikes. 試驗結果發(fā)現，丁壩種類(lèi)以蛇籠透水丁壩之河床穩定性較傳統不透水丁壩為佳；
- A clump or tuft, as of growing grass. 生草叢一叢，一簇，如一叢草
- Your letter got buried under a pile of papers. 你的信壓在一堆文件下面了。
- On the Length of Circulation Region of Seepage Spur Dike 透水丁壩壩后回流區長(cháng)度研究
- I bet they are making a pile out of the deal. 我肯定他們這筆生意一定賺大錢(qián)。
