水流線理 的英文怎麼說
中文拼音 [shuǐliúxiànlǐ]
水流線理
英文
current lineation- 水 : 名詞1 (由兩個氫原子和一個氧原子結合而成的液體) water 2 (河流) river 3 (指江、河、湖、海、洋...
- 流 : Ⅰ動1 (液體移動; 流動) flow 2 (移動不定) drift; move; wander 3 (流傳; 傳播) spread 4 (向壞...
- 線 : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
- 理 : Ⅰ名詞1 (物質組織的條紋) texture; grain (in wood skin etc ) 2 (道理;事理) reason; logic; tru...
- 流線 : filament line; filum aquae; flow line; streamline; streamlining; line of flow; stream filament流...
-
Vsp is both a pivotal tache in logistic distribution optimization and indispensable in electronic commerce. it can increase logistic economic benefit and realize logistic rationalization. the systemic study on the theory and method of vsp is the base on the growth of logistic intensivism, the establishment of modem chain of command, the development of its and ec. now, the problem is not only applied to the field of auto transportation, but also to ship avigation communication electricity industry management computer application etc. the algorithm has been applied into many combinatorial optimization problems such as the trainman ' s shift arrangement in avigation the optimization design of cargo arrangement in ship company
對貨運車輛進行調度優化,可以提高物流經濟效益、實現物流科學化。對貨運車輛調度優化理論與方法進行系統研究是物流集約化發展、建立現代調度指揮系統、發展智能交通運輸系統和開展電子商務的基礎。目前,問題的形式已有很大發展,該問題以不僅僅局限於汽車運輸領域,在水運、航空、通訊、電力、工業管理、計算機應用等領域也有一定的應用,其演算法已用於航空乘務員輪班安排、輪船公司運送貨物經過港口與貨物安排的優化設計、交通車線路安排、生產系統中的計劃與控制等多種組合優化問題。Continuous counterflow rinsing and on - line grading wasterwater treatment
連續式逆流漂洗與在線分級廢水治理Our company located is jichang road, yantai, shandong, which owns stan - dard plate - typed furniture - produced workshop and adopts advanced equipment of production - line. we can produce high - quality office furniture, meeting table, office screen, office chair and table, cabinet and plate - typed furniture
公司位於煙臺市機場路,擁有標準的板式傢具生產廠房,採用先進的進口生產流水線設備,以現代管理模式運營專業生產高品質現代辦公傢具、民用傢具、酒店套房,展櫃櫥櫃等產品。Many planets ( for example, ganymede, mercury, the earth, jupiter and saturn ) and stars ( for example, the sun ) possess intrinsic magnetic fields. the explanation for their existence and variation remains a great challenge to planetary scientists and astrophysicists. this article attempts to review some recent developments and difficulties in the study of magnetohydrodynamics for the electrically conducting fluid interiors of planets and stars. it is the fluid motions, usually driven by thermal convection, that generate and sustain magnetic fields through magnetohydrodynamic processes in planets and stars. in planets, the magnetohydrodynamic processes are strongly affected by the combined and inseparable effects of rotation, magnetic fields and spherical geometry. the key dynamics involves the interaction between the coriolis and lorentz forces. in the sun, it is the solar tachocline, a thin shear flow layer located at the base of the convection envelope, that plays an essential role in the solar magnetohydrodynamic processes which produce the 11 - year sunspot cycle. some results of a new nonlinear three - dimensional solar dynamo model are also presented
許多行星(如木衛三,水星,地球,木星和土星)和恆星(如太陽)具有內部磁場.對這些磁場的存在和變化的解釋對行星科學家和天體物理學家是一個巨大的挑戰.本文試圖總結行星和恆星的導電流體內部磁流體力學研究的新近發展和困難.一般由熱對流驅動的流動通過磁流體力學過程產生並維持在行星和恆星中的磁場.在行星中磁流體力學過程強烈地受到轉動,磁場和球幾何位型的綜合影響.其動力學的關鍵方面涉及科里奧利力和洛倫茲力間的相互作用.在太陽中其流線,即處于對流層的薄的剪切流層在太陽的磁流體力學過程中扮演了一個基本的角色,並由之產生了11年的太陽黑子周期.本文也給出了一個新的非線性三維太陽發電機模型According to the distribution peculiarity of the two characteristic moments, the accessibility of water quality in taizhou source of yangtze river has been analyzed based on the maximal contamination zone of entire tide and the relationship between the length of contamination zone and the pollutant load. simultaneously, every project has been analyzed and compared by using the model in wuli lake water environmental renovation for getting some theoretic gist and technical supports for the engineering
在此基礎上進行泰州江段水流水質數值模擬,建立排污混合帶范圍與排污量關系曲線,並對泰州江段供水水源地水質可達性進行了分析;將模型應用於五里湖水環境治理工程中,預測各引水方案下湖體水質狀況並進行各方案分析,從而為工程實施提供一定的理論依據和技術支持。All the methods can calculate the flood based on the storm data. the software can be used in henan province. additionally, the rational formula method and the plain drainage method can be used in other regions near henan province, even farther regions
軟體包括推理公式法、單位線法、平原排澇公式法三種由暴雨資料推求設計洪水的計算方法,除了適用於河南省中小流域設計洪水外,推理公式演算法、平原區排澇公式演算法也可在鄰近省市和更大的范圍內推廣使用。In this paper, some characteristics of flow movement and sediment transport are analyzed by using the flume experiment data. the cross section of compound channel can be divided into four regions : the undisturbed region in main channel, the interactive region between channel and plain, the undisturbed region in flood plain and the boundary region. in the undisturbed regions, the distribution of longitudinal velocity along the depth has the feature of lograithmic. whereas, in the interactive region, the longitudinal velocity does not obey the logarithmic distribution law, but it can expressed as a revised logarithmic function by using a wake function. on the basis of the kinematic equation the velocity distribution of transverse velocity is obtained. in the boundary region, the longitudinal velocity obeys the law of parabolic distribution. furthermore, according to the simplified diffusion equation, the transverse distribution of sediment concentration in the interactive region is deduced. the analysis is in good agreement with the measured data
本文根據漫灘水流的運動特點,將漫灘水流的復式斷面分為主槽平衡區、灘槽交互區、灘地平衡區及邊壁區等4個區,並給出了各區寬度的經驗公式.根據灘槽交互區垂線流速分佈的變化特點,提出了附加尾流函數的對數流速分佈公式.在簡化水流運動方程和泥沙擴散方程的基礎上,對灘槽交互區內垂線平均流速及含沙量沿橫向分佈進行了理論分析,提出了反映灘槽水流動量交換強度的橫向渦量粘性系數及橫向擴散系數的表達式,得到了漫灘水流垂線平均流速及含沙量沿橫向分佈的解析解,並與實測資料吻合較好Under this circumstance, the project to construct beijing rnb facility on the basis of hi - 13 tandem accelerator has been proposed by china institute of atomic energy ( ciae ). apart from carrying out some interesting experments in astrophysics using the secondary radioactive beam line in being, the research work about the off - line rnbs on hi - 13 tandem accelerator can be also performed by making full use of ciae ' s 101 heavy - water reactor ( hwr ) or cyclone30 cyclotron
除了利用我院現有的次級束流線來開展核天體物理感興趣的一些研究工作之外,還可以利用101 #重水反應堆和cyclone30強流質子回旋加速器,在hi - 13串列加速器上開展離線放射性核束方面的研究工作,為今後在將建成的北京放射性核束裝置上開展放射性核束物理實驗研究工作打下基礎。The calculation formula of seepage tensor to the model of non - linear seepage with the area of karst conduit in the whole coordinate axis is deduced. on the basis of galerkin finite element method, the equation of finite element with the non - linear seepage of groundwater is educed, on the foundation of this information, the program of karcon. for is compiled
推導出整體坐標系下巖溶管道區非線性滲流模型滲透張量計算公式,基於galerkin有限元法,導出了地下水非線性滲流的有限元方程,在此基礎上編制了計算程序karcon . for ,將該程序用於典型模型的計算分析,結果表明該方法是合理的。The drawing of the raw water through the purification process and the water quality in the distribution network are all constantly monitored 24 hours a day by the computerized water quality monitoring system. this allows us to ensure that the general public is provided with safe, dependable, hygienic and potable tap water at all times
處自來水經過現代化凈化消毒程序處理,自原水取水整個凈水流程,到輸配水管網的水質,均以水質電腦監測系統24小時持續作線上監測,隨時掌握水質狀況,提供民眾安全穩定衛生可口的自來水。Considering the seepage of linear and the seepage of non - linear in the karst area are always coexisting, the model of linear seepage and non - linear seepage is put forward firstly on the basis of domain decomposition method. the movement of groundwater in an ideal model is simulated with this method, and the program of dar - nondar. for is compiled. then these results are applied to zhongliang water resources and power engineering, the leakage quantity of karst water is calculated
考慮到巖溶區滲流往往都是線性流與非線性流並存,首次提出了基於區域分解法理論的線性?非線性滲流模型,利用該方法模擬出理想模型中的水流運動,並編制了計算程序dar - nondar . for ,然後將該成果應用於中梁水利水電工程中,預測出庫區巖溶水滲漏量。Based on optimization theories of genetic algorithms and the linear programming, a series of optimal design mathematics models and methods of water transmission conduits and water distribution networks have been presented, in the light of their characteristics. the results are as follows : 1 the linear programming models and calculations of the pressure gravity conduit, the gravity pressure conduit and channel, the pressure conduit with pump station and the pressure conduit in considering pump station flow variations are presented respectively
本文針對不同類型的輸水管線和配水管網系統的特點,應用遺傳演算法和線性規劃等優化設計理論和方法,對其優化設計問題進行了較為系統的研究,成果如下: 1分別建立了重力輸水管道系統、重力輸水管渠系統、泵站加壓輸水管道系統以及考慮流量變化的泵站加壓輸水管道系統優化設計的線性規劃數學模型,並提出了計算方法。Based on the understanding of wastewater collection system, the author assays the merits and warts of compound drainage and presents some advice on basis of problems existing in the designs, constructions and management of wastewater pipelines
筆者根據對污水收集系統現狀及規劃的了解,對老城區普遍採用的截流式合流制排水制度的優劣做了具體的分析,並結合規劃管理工作發現的污水管線設計、建設、管理中的問題,提出幾點見解。Based on the data on scour around large diameter cylinders exposed to waves and currents, effects of every kind of sea enviromental parameters on maximum scour depth are analyzed and guided by dimensional analysis and multidimensional linear regression, an equation is given to compute maximum scour depth around large diameter cylinders in combined waves and currents. compared with some other equations, this equation is more accrete, simpler and clearer and the compute d results are in good agreement with experimental ones
本論文主要是在總結國內外研究成果基礎上,從波浪與水流共同作用下海床上直立大直徑圓柱建築物周圍的局部沖刷機理出發,研究和探討了圓柱周圍的沖淤形態;分析各種海洋環境參數對最大沖刷深度的影響,並利用已取得的實驗資料,採用量綱分析原理和多元線性回歸分析方法,建立一個波流共同作用下海床上直立大直徑圓柱建築物周圍的最大沖刷深度計算公式。The pattern of flow of lower lock approach is usually complicated due to the influences of the interaction of flow underpoured from different locks. generally, physical model is applied to study the current field for the case of irregular boundaries and complex flow pattern
由於受多線船閘下泄水流相互作用的影響,船閘下游引航道非恆定流流態十分復雜,對於此類有復雜流態的非恆定水流運動問題一般採用物理模型進行研究。Subsequently, the waves induced forces and their driven effects on currents are studied in detail. in the discussion of the effects of currents on waves, according to the wave radiation theory and the law of wave action conservation, the equivalence of none vorticity condition of the vector of wave number in constant wave field and fermat theory is testified. the dynamic and kinematics effects of background currents on waves are introduced concisely
在流對浪的作用討論中,依據波動的射線理論和由變分原理導出的波作用量守恆定律,闡明了穩定波場波數矢量的無旋條件與費馬原理的等價性,扼要討論了背景流場影響海浪的運動學效應和動力學效應,首次指出水位(包括天文潮位與風暴潮位)變化對海浪成長與消衰的影響,為流浪潮聯合數值模式的發展提供必要的理論依據。The project mainly solved the problems from the flood control, the morphological diversity of river profile and cross section, and the diversity of habitats in the river through the layout of shoreline and structures, the design of river profile and cross section, the design of riverbank protection, which is one effective engineering practice of eco - hydraulic engineering
治理工程在岸線布置、沿河建(構)築物布置、河流縱橫斷面設計、岸坡防護設計等方面解決了防洪安全、河流縱向形態多樣性、斷面形態多樣性以及河流內棲息地多樣性等問題,是生態水工學理念的一次有效工程實踐。The fzlq fully automatic sewage filtering device adopts the following method to increase its filtering reliability : 1 ) increasing filtering area to reduce hydraulic losses ; 2 ) reducing the ratio of cleared filtering screen area to working filtering screen area to enhance the reliability of operating filtering device ; and 3 ) using rational flow channel and flow direction to clear the filtering screen
國產fzlq型全自動清污濾水器,用增大過濾面積來降低過流水力損失;用減小被清洗的濾網面積與工作濾網面積的比例來提高在線運行的濾水器的穩定性;採用合理的流道及水流方向清洗濾網,提高過濾的可靠性。Specially, the method of permeability - saturation - waterflood curve, which takes account of both relative permeability curve and waterflood curve, makes up the shortcoming of over - idealize only on pure theory and over - simplistic only on production date. ( 3 ) streamline - model technique is introduced into the research of inter - well remaining oil distribution, which realizes characterizing reservoir properties dynamically and explaining inter - well remaining oil saturation quantitatively on the micro - computer
滲飽-水驅曲線法的應用綜合考慮了相滲曲線特徵及水驅特徵曲線,彌補了單一使用理論方法求解剩餘油飽和度過于理想化、單靠生產數據求解剩餘油過于表面化的缺陷,計算結果更為合理; ( 3 )在井間剩餘油研究中引入了流線模型技術,實現了利用微機進行井間剩餘油參數的表徵和剩餘油飽和度的定量解釋。To meet the necessity of engineering practice, this thesis carries out a research on the flow characteristics of the concrete abatise groups. after summarizing the present methods of bed resistance research, on the base of theoretic analysis, the contents, technical analysis and methods of the research are decided
本文從河道阻力研究入手,在進行河道阻力研究方法綜述之後,指出當前研究中的一些熱點和難點及其與本文研究工作的關系;在理論分析的基礎上,提出了榪槎群水流特性研究的內容、技術路線和研究方法。分享友人