流速勢 的英文怎麼說
中文拼音 [liúsùshì]
流速勢
英文
velocity potential- 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...
- 速 : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
- 勢 : 名詞1 (勢力) power; force; influence 2 (一切事物力量表現出來的趨向) momentum; tendency 3 (自...
- 流速 : [機械工程] velocity of flow; strength; [水文] current velocity; current speed; flow rate流速管 pi...
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Based on 2m contour of surveyed bathymetry from 1976 to 1999 and mean - high - tidal line distracted from remote sensing images acquired by landsat - 5 tm from 1976 to 2000 respectively, quantitative analysis about alluvion and erosion as well as the relationship between accretion of modern yellow river delta and the water and sediment discharge of yellow river is made, and the results indicate the mean - high - tidal level is more effective than 2m contour of the bathymetry. it is found that the accretion of modem yellow river delta is becoming less and less, what ' s more, erosion is even more than alluvion in some recent years. diaokou promontory has been eroded seriously since yellow river changed its course in1976
以一般高潮線反映現代黃河三角洲沖淤演變時,從1976年黃河改道清水溝流路入海到2000年,整個黃洞三角洲凈造陸201 . 5km ~ 2 ,淤積有逐漸變慢的趨勢,甚至出現凈蝕退的年份;刁口河嘴大量蝕退,蝕退速率開始快速,后來逐漸變慢;清水溝河嘴大量淤積,淤積速率開始迅速,后來逐漸變慢,甚至出現凈蝕退;清水溝河嘴南側到支脈溝一段岸線與刁口河嘴以西到灣灣溝一段岸線基本穩定。In this paper a kind of cardio - cerebral arterial bifurcation vessel hemodynamic characteristics are studied with the boundary element method, and the blood flowing velocity vector distributions have been calculated. in addition, the flow field distribution and the pressure on the particle surface are also calculated, when there is flow - round particle at the place of bifurcation, the move tendency of the particle is judged, the possible reasons of causing the atherosclerosis, thrombus, angioma are analysed
本文用邊界元方法研究了一類典型心腦動脈分支血管中血液流動的流體動力特性,計算了分支血管血液流動的速度矢量分佈,同時計算了分支附近有多個顆粒狀繞流物時血液的流場分佈,及顆粒物所受壓力狀況,給出了顆粒物的運動趨勢,分析了引起粥樣斑塊病變、血瘤、血栓的可能原因Zibo enkli chemical limited company sits on the qiu shihua ethene south road in the largest chemical industrial zone in china, qilu chemical lndustrial zone. near the jiqing highway and the artery of jiaoji railway, it enjoys convenient transportain, first - rate production environment, as well as regional asvantages since the qilu chemical group which is famous at home and abroad is seated here
淄博英可利化工有限公司位於全國最大的齊魯化學工業園區,齊魯石化乙烯南路,北鄰濟青高速公路和膠濟鐵路動脈,交通便利,生產環境一流,區位優勢突出,國內外知名的齊魯石化集團就坐落於此。Subsonic potential flow
亞聲速勢流The comparison of the component particles of baijiaziu profile and mafangtan profile with that of modern flood plain substance of weihe river indicates that the river impetus of weihe river has gradually been getting weaker, which reveals that it has gradually been getting dryer since the last 1300 years
西安高陵白家嘴河流沉積物粒度隨深度的變化及其與渭河現代河漫灘沉積物粒度特徵的對比表明,渭河近1 3ha來有流量減少,流速減慢,水深變淺的發展趨勢。The conclusion is that inductive electromotive force, gotten from sensor with the distribution regularities of weighting function, is proportional to the average flow velocity in pipe and is not relevant to the distribution of flow velocity when flow velocity is non - central symmetry with the central axis. so electromagnetic flowmeter could solve the question of high accuracy in principles
得出按權重函數分佈規律的傳感器,在流速非中心軸對稱分佈時,感應電勢僅與平均流速呈正比,而與流速分佈無關的結論,從而從原理上解決電磁流量計了高精度測量的問題。With increasing viscosity, the velocities of power law fluid and particle showed the same trend
隨著稠度系數的增加,冪律流體和顆粒相的主流速度分佈出現了與流動指數帶來的影響相似的趨勢。Abstract : variations of flow pattern, flow velocity in deep poo l and side bar, mainstream thread, and water surface, caused by excavation project, are investigated by two - dimensional mathematical model in an orthogonal curvili near coordinate system. the change of bed - load transport rate, and redeposition r ate are predicted. the influences of the excavation project on navigation are ana lyzed. grid - type and flat - type excavation alternatives are proposed and discuss ed
文摘:採用正交曲線坐標系下的河道平面二維數學模型,研究了嘉陵江何家磧邊灘采砂后河道流勢、流態、灘槽流速、主流位置、水面高程及比降的變化規律,預測了采砂方案完成後卵石推移質輸沙率變化及其對航道的影響,並對格形開挖和平整開挖方案進行了比較分析Based on the analyses of the flow and sediment characteristics and evolution trend of the river bed of the fuling reach in the yangtze river before and after the impoundment of the three gorges reservoir, the water level, velocity variation and influenced range in the fuling reach before and fifty years after the operation of the three gorges reservoir with the construction of the fuling dock and four discharge combinations are calculated by using a two - dimensional flow mathematic model
摘要在分析長江涪陵段的水沙特性和三峽水庫蓄水前後該河段河床演變趨勢的基礎上,運用二維水流數學模型,分析了4種流量組合情況下在三峽水庫運用前和運用50年,涪陵港區碼頭修建前後的水位、流速變化及其影響范圍。In order to validate the correctness of the simulation, the flow velocity of x vector is measured to compare the flow field between the simulation and the experiment in wind tunnel. the results indicate that the flow field is improved and more stable than the original shield flow field. the tendency between the improved shield and the original shield from simulation is consistent with the tendency from experiments
開口罩蓋流場由於相對穩定,模擬和試驗的測點流速平均相對誤差為15 ,未開口罩蓋流場中由於渦流影響較大,平均相對誤差為22 . 45 ;同時驗證了結構改進前後罩蓋流場的模擬比較結果和試驗比較結果的趨勢是一致的。The discussion on the effect of many parameters on chf value is provided in the later section. what ' s more, based on existing knowledge on mechanism of such chf phenomena and mass and heat transfer in such conditions, this article provides a numerical calculation method to predict the chf value in such condition
發現一般情況流速增大有利於chf值的增大,而在高出口含汽量情況下則出現相反的趨勢;進口含汽量增大則chf值減小;而出口含汽量的影響則表現的更為復雜。Taking some tubular air pre - heater used in one boiler whose capacity is 130 t / h as an example, new blue print with inner trachea is completed by means of computer program. several key design variables may be changed, such as diameter of pipe and velocity of flow of gas. these cases have been considered, and their results have also been compared with each other
比較了幾個重要的設計變量,如外管徑、煙氣流速等參數變化時,總傳熱系數和空預器本體管子總重量,阻力損失以及最低管壁溫度等幾個重要設計結果的變化趨勢,對內螺紋管空氣預熱器的設計具有借鑒意義;其間還分析了內螺紋管與光管在設計時的不同之處;最後,初步分析了內螺紋管的優化設計問題,提出了一些建議。It shows that spiraclelike frame net ' s resistance is twenty to twenty - five percent higher than that of traditional frame net, and the water speed inside tends to be increasing, about more than twenty percent higher than of traditional frame net in the aft part
其中,鰓孔式架子網:阻力比傳統架子網大22 % ~ 25 ,網內流速呈上升趨勢,到網身後部高出傳統架子網20 %以上,網具穩定,沒有搖擺和抖動現象。The results of theory simulation are close to that of experiments. the size distribution of the particles is in agreement with the lognormal distribution
理論模擬的結果表明,金屬微粉的流速增大,顆粒的平均粒徑減小,與實驗結果趨勢一致。Abstract : through the theoretical liquid dynamics complex study to the bridge pier and abutment circling flow, this paper related with bridge abutment maximum clear water equilibrium scouring experiment ? s analyses has made out the bridge abutment ? s velocity circulation, maximum flow capacity per unit width, and the maximum part scouring depth counting method
文摘:對不可壓縮理想流體橋臺平面繞流復勢研究,確定橋臺繞流流速環量和橋臺極限繞流流量,並結合清水極限平衡沖刷實驗進行橋臺最大局部沖刷深度的理論探討Along with the development of computer network technology and distributed application going deep into use, it is vendor ' s impending demand to migrate the proprietary client - server model to three tier software architectures, which has emerged as the dominant computing paradigm in the decade
隨著計算機網路技術的發展和分散式應用的迅速普及,將應用從客戶端服務器模型向客戶端中間件服務器三層模型進行轉移已成為用戶的迫切需求,也是當今計算機技術發展的一個主流趨勢。The effect of hydrodynamics on the algal growth rate is mainly studied herein based on the analysis of the algal growth mechanism and the measurement data of the daninghe river which is a branch of three - gorges reservoir, and then an empirical formula of the algal growth rate related with water velocity is proposed for the daninghe river ; which can be used to predict the change status of the eutrophication of the branch when the water velocity is decreased with the increase of water level of the three gorges reservoir
基於國內外對氣候條件和營養鹽條件對藻類生長速率影響研究成果基礎上,採用機理分析和實際案例分析相結合的方法,重點探討了以流速為表徵要素的水動力條件對藻類生長速率的影響特點,並且以三峽庫區支流大寧河為例,初步建立了流速對藻類生長速率影響規律的經驗關系式,為預測三峽庫區富營養化演變態勢提供基礎,進而為有效防治富營養化提供技術支撐。Eveil the velocity profile of the pseudo one - phase flow consisting of neutrally buoyant particles also follows the same tendency, and is utterly different from that of the homogeneous flow
由中性懸浮質組成的偽一相流的流速分佈也存在同-趨勢。與均質流的流速分佈迥然不同。The stability of the jet flows under strong magnetic field was explained with its velocity, induced potential and current
從射流的感應電勢、電流、速度等方面,解釋射流在磁場中穩定的原因。With the development of world economy and trade, also the modern information technology and world carrying trade, the rapid growth of logistics has became one of the main trend of carrying trade in western developed country. logistics service has regarded as the most economic and reasonable integrated service mode
隨著世界經濟貿易的發展,現代信息技術和世界運輸業的發展,物流業的快速發展已成為西方發達國家運輸業的一個主流趨勢,物流服務已被公認為貨物運輸業中最為經濟合理的綜合服務模式。分享友人