細泥沙 的英文怎麼說
中文拼音 [xìníshā]
細泥沙
英文
fine deposits-
Spectrum analysis of flocs diameter in the changjiang estuary
長江河口細顆粒泥沙絮凝體粒徑的譜分析Gilbert speculates that the reason for this increase of transport rate is the reduction of friction losses by the presence of fine suspended material in the flow.
吉爾勃特認為輸沙率增加的理由,是水流中存在的細懸移泥沙將減少阻力損失。The weser estuary in germany, with broad beaches, lots of sand bars and many tributaries, is characterized with a great quantity of sediment transport due to tidal current ' s movement in the fluvial bed of fine sediment
摘要德國威悉河口灘地寬廣,有無數的沙洲和許多大的分流,潮流在主要為細沙的沖積河床中運動,泥沙輸移量極大。The improved scheme can ensure the south branch to be open to navigation and the flow here not to be broken in low water seasons, and it will have active effect on protecting the south branch and fuyuan town. this study is an attempt of applying three - dimensional mathematical model in analogue calculation and analysis of flow, sediment and riverbed movements in a long river reach. it is very important for the future thorough research, and has great significance for promoting the application of the three - dimensional model to resolve
本研究是三維數學模型對較長河段水流、泥沙、河床運動模擬計算分析的一次嘗試,其對今後進一步深入研究和應用三維模型解決工程實際問題,完善模擬方法、提高模擬水平,真正發揮數學模型其省時、省力、靈活方便和模擬細膩等在研究水沙運動規律和河床變形等方面研究中優勢具有重要的意義。In drainage of agricultural lands, a filter or gravel envelope is used to prevent the entrance of fine sand and silt into the drains.
在農田排水中常常採用礫石或過濾層來防止粉細砂和泥沙進入排水溝。In this paper, the deposition evolution process in qtx reservoir are studied, the incoming water and sediment, the operation data, and the time and space distribution of longitudinal and lateral sedimentation in reservoir are analyzed in detail, and the longitudinal scouring and sedimentation and lateral deformation law in reservoir tidal flat and mainstream under different operation way are summarized in every operation period
本文以黃河青銅峽水利水電樞紐工程水庫淤積演變過程為研究對象,對青銅峽水庫來水來沙組成、水庫運行資料、水庫縱橫向泥沙淤積時空分佈等進行了較詳細的分析,總結了青銅峽水庫各個運行時期不同運行方式下水庫灘槽縱向沖淤和橫向變形規律。Effect of cacl2 on fine sediment flocculation and settling in still water
2對細顆粒泥沙靜水絮凝沉降的影響Preliminary study on the effect of nacl on fine sediment flocculation and settling in still water
對細顆粒泥沙靜水絮凝沉降影響初探Effects of organic matter on flocculation and settling properties of fine sediment in still water
有機質對細顆粒泥沙靜水絮凝沉降特性的影響Effect of nacl concentration on dynamic model of fine sediment flocculation and settling in still water
對細顆粒泥沙靜水絮凝沉降動力學模式的影響Finally the constitution, function, principle and application range of an automatic system for monitoring sediment with r ray and velocity of river flow is described in detail
本論文最後詳細闡述了射線河流泥沙含量和流速自動化監測系統的組成、功能、工作原理以及應用范圍。These fine particles also settle according to stoke's law.
這些細泥沙按斯托克斯定律下沉。The suddenly intensified biological activities, led by the mixing of high mud - content freshwater and salty water and the rapid sedimentation of course, are believed to be responsible for the phenomenon. ulterior researches are needed for verifying and detailing the mechanism
主要原因是,高渾濁度的長江淡水輸入,淡鹽水混合和泥沙迅速沉降導致生物活動迅速加強的結果,其詳細機制還有待進一步研究。Based on the topographic features and data of sediment particle size of bed load at the fluctuating backwater reach of liujiaxia reservoir, the streamwise variation and variation process of median diameter of bed load during silting and scouring periods of the fluctuating backwater reach are analyzed, and it can be seen that the turning point for the sediment diameter variation from coarse to fine is located at the outlet of shigou gorge of the fluctuating backwater reach
摘要根據劉家峽水庫變動回水區的河段地形特徵和歷年河床質泥沙粒徑級配資料,分析了變動回水區河段淤積和沖刷時,河床質泥沙中值粒徑的沿程變化和歷年河床質泥沙中值粒徑變化過程,並指出粒徑分佈由粗變細的轉折點在變動回水區寺溝峽峽口處。Flocculation and settling properties of fine sediment
細顆粒泥沙的絮凝沉降特性The stainless sand - remover can remove the sand & metal particles with an efficiency of 96 % above
不銹鋼除砂器能使澱粉乳中的殘留細泥沙與金屬粒等雜質除去,效率可達96 %以上。Effects of alcl3 on fine sediment flocculation and settling
3對細顆粒泥沙絮凝沉降的影響If genetic algorithms are employed, particularly, to optimize the fuzzy controller, it will contribute to the new ideal for the separation of artificial intelligence. the aim of this paper is to use a based - on ga fuzzy controller to control the centrifugal separation between slurries and water. the paper is made up three sections : in the first one, we introduce the principle of the technique of centrifugal separation, which specially and systemically is introduced because the mixture is separated in the decanter
本文首先系統的介紹了離心沉降分離技術的原理,特別介紹了分離物料在臥螺離心機內的分離原理以及影響分離效果的內部和外部因素,為採用模糊控制代替傳統的分離控制奠定了理論基礎;其次,對模糊控制器的特點進行詳細的剖析,將其與黃河泥沙分離工程的特點進行融合,取長補短,找到它們的切合點,提出了基於ga的最優的模糊控制器的設計方法;然後採用遺傳演算法來優化模糊控制器的查詢表,縮短系統控制的調節時間。Effects of alcl3, mgcl2, cacl2 and humus on the flocculation of fine sediments in the high - turbid system of the changjiang estuary
2和腐殖酸對高濁度體系細顆粒泥沙絮凝的影響In this paper, two factors that will threaten the operating stability were studied, which are sand abrasion and cracking of the blades. and other problems that affect the safety in production were discussed
本文對影響小浪底電站穩定運行的泥沙磨損問題和轉輪裂紋問題進行了詳細的分析,並對其它影響機組穩定運行的現象進行了研究。分享友人