流線型流動 的英文怎麼說
中文拼音 [liúxiànxíngliúdòng]
流線型流動
英文
streamline flow- 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...
- 流線型 : streamline; streamlining; fairness; hydraulic form; hydrodynamic form流線型車體 racing body; 流線...
- 流線 : filament line; filum aquae; flow line; streamline; streamlining; line of flow; stream filament流...
- 流動 : 1. (液體或氣體移動) flow; run; circulate 2. (經常變換位置) going from place to place; on the move; mobile
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Fluid noise mainly comes from out put pulsation of rate of flow, the main reason of out put pulsation of rate of flow is the instant high pressure return flow that obturation cubage produced when the big round curve pressure transition. the v trough on the port plate can reduce the fluid noise. in this paper, the author based on the acting of dam a river and condensability of liquid and used matlab language as tool to calculate the v trough on the original port plate and drew out the p - t diagrammatic curve and analyzed its shortcoming and improved the design of original v trough and got that the best size of its angle was 12. 3 and its length was 5mm and the cross section was an equilateral triangle
流體噪聲主要來源於輸出流量脈動,造成輸出流量脈動的主要原因是閉死容積在大圓弧段壓力切換時產生的瞬時高壓迴流,在配流盤上開設v型尖槽可降低因高壓迴流而引起的流體噪聲,本文以截流作用和液體的可壓縮性為理論依據,以matlab語言為工具,對原配流盤上的v型尖槽進行了理論計算,繪制出p - t圖線,分析了它的不足,並對原有v型尖槽進行了優化設計,得出了v型尖槽的最佳幾何尺寸:配流盤平面上的v型尖槽的兩邊的夾角為12 . 3 ,槽長5mm ,槽的橫截面為等邊三角形。The dispersion model, with axial dispersion only was used to describe the liquid flow in the downcomer. the model parameters were fitted by the least - squares method. it was found that the curve of dispersion model fitted the experimental rtd curve well
本文利用一維軸向擴散模型對降液管中液體流動進行了數學描述,用時間域最小二乘法擬合了模型參數,模型方程所作曲線與rtd曲線吻合較好。That gives me a sense not leave too high over water i follow, but let my kick to push me overtop that ankle position and return that long line position self
這給我一種感覺不要離開水面過高,而是踢腿推動自己從蜷曲的體態伸展到流線型的體態。If prolusion is improved and streamline is not, then a swimmer will go faster
如果推進力改善而流線型沒有改善,那游泳運動員會游的更快。Any liquid or gas passing it will have streamline flow.
任何通過它的液體或氣體將呈流線型的流動。In chapter four, according to the analysis on the boundary theory and velocity field of main fluid zone of two - phase fluid pumps, the parameter equations of vane ' s modular curve of centrifugal pump are given, which contact the boundary " layer and eular theory of two - phase fluid pump by the fixing angel of vane as variable and leading into the velocity coefficient a. the results show that, in designing process of vane ' s modular curve of centrifugal pump, the determination of the total shape and parameters relates the flow properties of two - phase fluid and output ability of pump, or the design of the modular curve of centrifugal pump is the kernel of hydraulic design
第四章依據固液兩相流泵的邊界層理論及對主流區速度場的分析,給出了離心泵葉片型線的參數方程;它是以葉片安裝角為參變數,以引入的速度系數k _ v作為中間因子,將兩相流泵的邊界層理論和歐拉理論聯系起來? ?它說明了這樣一個事實,在離心泵葉片型線的設計過程中,它的整個形態或參數的確定都關繫到兩相流體的流動特性和泵的輸出能力,或者說,離心泵型線的設計是其水力設計的核心。Criterion of streamline motion
流線型運動的判據The low ceiling and the use of lightweight materials make for a far more streamlined vehicle, which in turn requires only a modest electric motor : though engineers have not yet decided whether the superbus will be powered by fuel cells or batteries, they estimate that it will be able to accelerate from rest to 100kph in a leisurely 36 seconds
低車頂和輕質材料令車身更符合流線型,這樣的汽車對電力發動機的要求不高:雖然工程師們還沒有決定是否讓超級巴士採用電池供能,但他們估計該汽車靜止加速到時速100公里僅僅需要36秒。Over the years, lrt technology has been upgraded to counter the negative effects of traffic jams, noise, environmental damage, air pollution, etc. featuring a small radius of curvature, multiple car units, modulated train set, enlarged cars both in transverse and longitudinal directions, low car floors, streamlined car design, advanced control systems, and flexible right of way, modern lrt systems have been successfully adopted to most environmental and social needs. they adequately display their merits as transportation systems ; i. e., the lrt system is able to co - exist with automobiles. the low car floor means that roads can act as station facilities, and passengers can get on and off the cars in the street
輕軌運輸系統lrt源起於歐洲街道電車street car ,街道電車一度在都市捷運化與私人機動化的浪潮沖擊下迅速沒落,但隨著都會地區機動車輛不斷增加,道路交通阻塞噪音環境破壞排放廢氣污染問題嚴重惡化之際,輕軌車輛技術已不斷提升,具備小轉彎半徑能力的聯結式車廂模組化列車編組車廂斷面長度加大加長低地板車廂流線型車廂設計,搭配先進控制系統及彈性的路權型式,使現代化輕軌系統具備有與生活空間結合重視環境問題與社會情勢並活用進化街車之都市交通工具等特徵與優點,如高性能輕軌列車與汽車共存,低底盤的車廂創造無障礙車站空間,道路即是車站設備,旅客可以在街區上下車,提供沿線居民高度的便利性,消除交通堵塞噪音及空氣污染等,輕軌系統並與街景充分的調和,成為活動的都市意象。Based on biot ' s consolidation and simplified sea - bed to two dimensional sea - bed, numerical simulation about the response of sea bed to waves is developed. the assumption was wielding, such as linear wave loading, linear elastic skeleton of soil and darcy ' s law flow
本文選用了基於biot固結理論,將海床進行二維簡化的情況下海床對波浪響應的數學模型,在模型中採用下列假定:線性波浪作用,線彈性土骨架,孔隙流體的流動滿足達西定律。The most important awareness to retain after each of these drills is the feeling of the head and body being aligned ( alined ) and streamlined traveling sleekly just below the surface
以上每個訓練之後應保留的最重要的意識是頭和身體成一直線和在水面下流線型滑動的感覺。During the extra kick, maintain a tightly streamlined body line just below the surface ? feeling much as you did when doing the underwater kicking exercise above
第二次蹬腿時,使身體在水面下保持一種緊張的流線型? ?做以上水下蹬腿練習時,努力體會你的動作。He was used for the limited express passenger train named " asia " in smr. he built of 12 cars by kawasaki and smr shahekou works in 1934. he has streamline body and 2 meters of driving wheels
用直徑2米的大動論與流線型的車體,從大連到新京現在的長春701 . 4km ,使用的特快"亞洲號" 。The results are compared with that of a typical common car under same testing conditions, which show that the new concept car has better aerodynamic characteristics than common car due to its ideal streamlined body
通過和同等試驗條件下典型汽車的氣動性能對比,由於新概念車良好的外部流線,其氣動性能明顯優于典型汽車。Ergonomically contoured molded pads provide better support for a variety of movements, as well as a more contemporary overall look
合乎人體工學的流線型軟墊讓用者在進行不同姿勢的動作時更舒適,同時外觀更具時代感。This practical on - going learning process provides not a one - time fixed answer, but rather a fluid thinking process that is continually developing, deepening and adjusting to your personal situation as well as to social changes
這種流線型的過程提供的並不是可以一次解決的答案,而是流動的思考模式,持續成長並更有深度,而且隨著周遭環境改變而調整。Unique 8 kneading heads function. vibration massage mode in the seat cushion. air enforce the adjustment for the back and the chair position
根據人體流線型設計外型美觀典雅大方採用高級皮料精製而成功能獨具8個推拿頭坐墊帶振動功能氣動式調節背部傾角及坐椅的高低位The workflow is general terminology, it refers to the computerization or automation of the work process, and realizes the streamline operation, and therefore it is also called the digitized workflow system
工作流管理系統(以下簡稱工作流)是一個通用術語,它是指工作過程的計算機化或自動化,並實現流線型的業務運作,因此它也被稱為數字化的工作流系統。In case of complicated dc circuit, any type of symmetrical ac system fault. dc line fault and dc line ' s recovery after fault can be more accurately simulated, and the dc line ' s dynamic response can be better represented. all the above is very important when doing the research on dc power support to ac system under emergency conditions, and has laid a solid foundation for the interaction study which will be met in a hybrid ac / dc power systems
該模型能夠在對交流網路進行機電暫態計算的同時,對直流網路進行電磁暫態的計算,因而能較精確地考察暫態過程中直流線路的動態行為,並可對任意對稱的交流系統故障、直流線路故障以及故障后直流輸電系統的恢復等過程進行模擬,且模擬時間較短,為在復雜系統中研究直流輸電系統與交流輸電系統間的相互作用奠定了基礎。The nonlinear flow simulation using double permeability model in deformed media
變形介質雙滲模型非線性流動模擬分享友人