液流速度 的英文怎麼說

中文拼音 [yèliúsùdù]
液流速度 英文
flow stream velocity
  • 液 : 名詞（液體） liquid; fluid; juice
  • 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...
  • 度 : 度動詞[書面語] （推測; 估計） surmise; estimate
  • 速度 : 1. [物理學] velocity; speed; blast; bat 2. [音樂] tempo3. （快慢的程度） speed; rate; pace; tempo
  1. 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
  2. ( i ) in the procession of preparing na2feo4 by electrolyzing and oxidizing anodic iron in the high concentration solution of naoh, the current efficiency is directly proportional to both of the temperature and the alkaline concentration of the anolyte, and the growth rate of the na2feo4 concentration of anolyte is directly proportional to both of the electrolyzing speed and the alkaline concentration of anolyte.,

    主要結論如下： （ 1 ）在濃naoh溶液中直流電解氧化鐵陽極生成na _ 2feo _ 4溶液的過程中，電解液溫度、陽極液堿濃度與電流效率成正函數關系；電解速度、陽極液堿濃度與陽極液中na _ 2feo _ 4濃度的增長速度成正函數關系。
  3. Heat convected, a mode of motion developed by such combustion, was constantly and increasingly conveyed from the source of calorification to the liquid contained in the vessel, being radiated through the uneven unpolished dark surface of the metal iron, in part reflected, in part absorbed, in part transmitted, gradually raising the temperature of the water from normal to boiling point, a rise in temperature expressible as the result of an expenditure of 72 thermal units needed to raise i pound of water from 50 to 212 fahrenheit

    燃燒所引起的運動形式之一-熱對流傳熱，不斷地加速度地從熱源體傳導給容器中的液體，由那凹凸不平未經打磨的黑色鑄鐵面把熱向周圍發散出去一部分反射回來，一部分被吸收，另一部分被傳導，使水的溫度從常溫逐漸升到沸點。這種溫度的上升可作為消費結果標志如下：將一磅水從華氏五十度加熱到二百十二度，需耗七十二熱量單位。
  4. By comparing the dry plate pressures drop and distributions of velocities simulated on single valve with those of double valves, it was found that there was intense turbulence in the flow fields around fixed - valve, there were eddy areas between valve side orifices and tray wall, there were eddies above the valves too, these led to the complex behaviors of gas perforating valve, these had a great effect on the gas - liquid mass transfer process. at the same time, in order to prevent the disadvantageous effect of gas between one valve with another on the gas - liquid mass transfer, it was very effective to change the fields of gas perforating valve by folding the edges of valve

    通過對數值模擬得出的單閥和雙閥塔板的干板壓降及流場速度分佈分析對比后發現，固定閥周圍流場存在較強的湍動，閥側孔與塔板壁面區域以及閥體的上方空間存在明顯的渦流區，使氣體穿閥后的行為變得復雜，並對氣液傳質過程產生重大影響；模擬結果表明，為防止和削弱固定閥間的對沖造成的「死區」對傳質帶來的不利影響，通過折邊來改變氣體的氣路是非常有效的，模擬值與實驗值基本得到吻合。
  5. The method of obtaining high concentration of na2feo4 solution by quick electrolysis mainly contains four aspects : adoption of either a diaphragm or an ionic membrane electrolytic cell in which a thin anodic cell lying between the two cathodes, ( 2 ) using an iron anode that has larger specific surface area, ( 3 ) keeping suitable concentration of naoh in the anodic cell, adoption of lower current density and higher electrolyzing speed. the practical technique parameters follow a s below : the naoh solution of 14 - 16mol / l, the temperature of 303 - 308k, the surface anodic current density of 300a / m2, the unit electrolyzing speed of efficiency larger than 6. 0a / l

    快速電解獲取高濃度na _ 2feo _ 4溶液的方法，主要包括四個方面：採用兩陰極室夾一厚度較小的陽極室的隔膜（或離子膜）電解槽；使用比表面積較大的鐵網陽極；保持陽極室中有適宜濃度的濃naoh溶液；採用較低的電流密度和較高的電解速度。具體工藝參數是： 14 16mol / lnaoh溶液、溫度303 308k 、表觀陽極電流密度300a m ~ 2 、有效單位電解速度6 . 0a / l 。
  6. Changes of the longitudinal and transversal wave velocities in different directions and the rock velocity anisotropy as a function of confining pressure have been studied under laboratory ultrasonic frequency for shale and sandstone with marked foliation, which had been saturated by the fluids with different viscosity kerosene and vacuum pump oil and salinity distilled water, 50000

    利用不同黏度煤油和真空泵油不同礦化度蒸餾水50mg l和150mg l的nacl溶液的流體對頁巖和具有明顯層理的砂巖進行飽和，在實驗室超聲頻率下研究樣品不同方向縱橫波速度以及各向異性參數
  7. Then, we caculate the dynamic character of the reflective mtn cell with the optimized parameter, give out the distribution of velocity, twist angle and tilt angle at the midle of the mtn cell when switch on or off in consideration of the backflow

    並針對選定參數的mtn液晶盒作了動力學上的計算。文中分別了給出mtn盒在加電壓和撤電壓時，引流效應對反射率的影響，並比較指向矢，速度，中間層的傾斜角等參量分佈的情況。
  8. For example, it can enter human body to inspect inner organ, deliver drug to assigned spot and operate local body surgery. supported by the nation nature science foundation of mechanism, structure and control study on swimming micro robot in liquid ( item no. 69885002 ) and guangdong province science foundation of research on swimming micro robot in liquid ( item no. 980402 ) and guangdong province education department foundation of research on micro pipe robot driven by liquid self energy ( item no. 010043 ), this dissertation mainly study on the designing and manufacturing of swimming micro robot and its swimming performance, building up and analysing the dynamic model, natant problem of swimming micro robot and controlling the swimming velo city

    本論文得到國家自然科學基金項目「泳動微機器人的機理、機構和控制」 （項目資助號： 69885002 ） 、廣東省自然科學基金項目「液體中泳動微機器人的研究」 （項目資助號： 980402 ）和廣東省教育廳基金項目「基於流體自身能量的微管道機器人研究」 （項目資助號： 010043 ）等的資助，主要對在液體中運動微機器人的國內外研究現狀、水生生物推進機理及其對泳動微機器人研究的借鑒和啟發作用、泳動微機器人的設計與製作、微機器人動力學模型的建立與分析、微機器人的自主浮遊與泳動速度控制等方面進行了大量的理論與實驗研究。
  9. With minim flow velocity of pain killer bump, the department developed the research on the observation of the concentration of painkiller medicines

    開展了微量流速止痛泵臨床觀察血液中止痛藥物濃度的研究。
  10. The radial velocity profile of the liquid is dependent on the superficial air velocity and the column height, and flows from the wall to the center at bottom of the column

    徑向液相速度既與氣相折算速度有關又與位置高度有關，在塔底部呈現負值，這意味著向塔軸心方向流動。
  11. The experimental results showed that incipient boiling point decreased with increasing fluid subcooling and was independent of other factors, and that temperature overshoot enhanced with decreasing jet velocity and fluid subcooling

    結果表明：沸騰起始過熱度隨液體過冷度增加而減小，與其他因素無關，而溫度過頭值則隨射流速度和液體過冷度減小而增加。
  12. The effect of air distributor on the flow fields was studied with emphasis. the working conditions of the bubble column simulated in the numerical study were as same as in the experiments. the velocity profile at axial direction showed a peek in the center, and a backward flow near the wall when usl / usg < 19. 6

    鼓泡塔內軸向液相速度的徑向分佈呈塔中心峰值、壁面附近倒流形式，且與氣相折算速度大小有關，當液相折算速度一定時，隨氣相折算速度增大而愈加陡峭，返混也劇烈。
  13. The results of this experiment showed that pressure drop and flow velocity are related in quadratic function ; the effects of opening rate of distributor sad bed height on critical fluidization velocity are rather slight, while the effect of particle size on critical fluidization velocity is very obvious

    得出結論：分佈板壓降和流速成二次函數關系；以木屑為原料，分佈板開孔率和床層高度對臨界液化速度的影響不大，粒徑分佈對臨界流化速度隨粒徑的增大而增加。
  14. By means of a detailed analysis to the interaction between droplet and its carrying fluid for horizontal stratified / atomization two - phase flow, a theoretical model is proposed to calculate the droplet axial velocity profile and the relative slip between dispersed phase and continuous phase

    摘要通過對水平分層霧化流中液滴和其攜帶流體間交互作用的分析，提出了一個預則水平分層霧化流中軸向液滴速度分佈以及彌散相和連續相之間相對滑移的理論模型，通過計算獲得了兩相速度參數及相對滑移參數。
  15. The influence of insulation effect and resistance property of the cryogenic system on the temperature rise was discussed, the formula of flow temperature rise and optimal flow rate was deduced, the relationship among the flow rate, pipe diameter and flow temperature rise was analyzed and the way to determine flow rate and pipe diameter was introduced

    摘要論述了低溫系統絕熱性能和流阻特性對液流溫度的影響，推導了液流溫升及最優流速公式，分析了流速和管徑與液流溫升的關系，提出了確定流速和管徑的方法。
  16. The position of the trajectory depends on the ratio of bead - to - fluid density, the ratio of bead - to - disc radius and the reynolds number which describes the operating conditions of the stirred media mill. by means of the beads motion in the calculation domain, the influence of different comminution operation parameters on comminution results is discussed. those parameters mainly include the beads size, beads density, stirrer angular speed and liquid density and viscosity etc. those parameters are optimized so that the comminution results are improved

    通過研究研磨介質在計算域內的運動來探索不同的粉磨技術參數對粉碎效果的影響，這些粉磨技術參數主要包括磨介尺寸、磨介密度、攪拌盤速度、液流密度及粘度等；通過優化這些參數來達到提高攪拌盤式攪拌磨粉磨效果的目的。
  17. It was founded that the flux increases as the feed temperature, concentration and flow rate increase, and increases as the downstream pressure decreases. the separation factor increases as the feed flow rate and downstream pressure increase, and decreases as the feed temperature increases

    由試驗結果表明，溫度升高，增大料液濃度，降低冷側壓力，以及增加料液流速，膜蒸餾通量增大；同時流速提高，溫度降低，以及增大冷側壓力，分離因子增大。
  18. It has been a long time on blood velocity measurement [ 9 ] of this type. there are many methods to obtain the windows. but the intensity signal obtained from the windows is n ' t accuray of some methods or the real time property is not very good of others

    用相關演算法時，血液流速是血管上兩窗口間的距離除以血液流過兩窗口所用時間，時間用兩窗口血液灰度信號最大相關計算得到，微循環血液流速測量的研究已經有很長的時間[ 9 ] ，其中血管窗口的選取現在有多種方法，但現有的方法要麼窗口取得不準確[ 9 ] ，要麼實時性較差。
  19. To observe influence of respiration on hemodynamics and interventricular septal ( ivs ) motion in patients with pericardial effusion ( pe ) with echocardiography and to provide theoretical basis for its clinical application

    觀察心包積液患者胸壓變化時心內各瓣口血流速度變化及室間隔運動情況，為臨床無創定量心包填塞嚴重程度提供依據； 4
  20. This paper focuses on the measurements of the taylor bubble and liquid slug velocity, and the length of the taylor bubble and liquid slug by conductivity technology in a vertical short tube

    摘要採用電導原理對氣液兩相彈狀流中的彈狀氣泡速度、液塞速度、彈狀氣泡長度和液塞長度進行了測量。
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