有效流體壓力 的英文怎麼說

中文拼音 [yǒuxiàoliútǐyālì]
有效流體壓力 英文
active fluid pressure
  • 有 : 有副詞[書面語] （表示整數之外再加零數）: 30 有 5 thirty-five; 10 有 5年 fifteen years
  • 效 : Ⅰ名詞（效果; 功用） effect; efficiency; result Ⅱ動詞1 （仿效） imitate; follow the example of 2 ...
  • 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...
  • 體 : 體構詞成分。
  • 壓 : 壓構詞成分。
  • 力 : Ⅰ名1 （力量; 能力） power; strength; ability; capacity 2 [物理學] （改變物體運動狀態的作用） forc...
  • 有效 : effective; valid; efficacious
  • 流體 : [物理學] fluid; fluor流體力學 fluid mechanics; hydromechanics; 流體生物學 hydrobiology; 流體運動學 hydrokinematics
  1. Through the special studies on impacts to atomizing and humidifying effect from such factors as the firing pin type, centrifugal structure, higher spraying pressure, less aperture, initial water temperature and original state of the air, some conclusions are obtained, such as : the centrifugal nozzle with firing pin type, high pressure and little aperture has bigger air eddy and atomizing angle. the spaying liquid has high velocity. the droplet is small, and the heat and mass transfer velocity is high

    通過對撞針型結構、離心式結構、較高的噴水壓力、較小的噴嘴孔徑、噴水初溫及待加濕空氣初狀態對霧化加濕效果的作用原理的重點分析，得到：撞針型高壓小孔徑離心式噴嘴具有較大的空氣渦與霧化角，噴出的液體流速高、液滴小、水與空氣傳熱傳質速率高，撞針型結構提高了霧化加濕效率，高壓小孔徑的特點為霧化加濕提供了較大的能量，而噴水初溫的升高會減小水的粘性力和表面張力，從而優化加濕效果。
  2. The characteristics of high pressure gyratory sprayed pumping discusses is presented, which is applicable in wide range of scope and ground layers, convenient for construction, long durability, wide source of materials. mechanism for subgrade strengthening : complex foundation of cement solid and earth between piles was formed by pulsant load of flowing pressure and spraying flow, water wallop, cavitation phenomenon, water wedge effect, extrusion force and air flow agitation etc so as to enhance foundation bearing force and reduce settlement and deformation

    高壓旋噴注漿技術具有適用范圍、適用地層較廣，施工方便，耐久性好，材料廣闊等特點；其加固地基機理主要是通過流動壓、噴射流的脈動負荷、水塊的沖擊力、空穴現象、水楔效應、擠壓力、氣流攪動等效應形成水泥固結體與樁間土的復合地基，從而提高地基承載力，減少沉降變形。
  3. Objective : to investigate the effect of pumpless portosystemic bypass in clinical piggyback liver transplantation. methods : after catheterized inferior mesenteric vein, the silastic catheter ( filled with heparin saline ) was connected with the catheterized tube of internal jugular vein or subclavian vein in four piggyback liver transplantation patients. the channel was opened after the portal vein was occluded. the portal vein blood poured into the superior vena cava through the pumpless channel. the changes of mesenteric congestion, portal vein pressure, blood pressure and pulse were observed. results : during the occlusion of portal vein, the portal vein pressure was increased greatly, the intestine was congested and swelled obviously and the blood pressure and pulse fluctuated gently. after the pumpless bypass opened, intestinal congestion and swell were abated markedly, the portal pressure, blood pressure and pulse gradually returned to normal range. conclusions : pumpless portosystemic bypass shows a great effect on clinical piggyback liver transplantation. it is a feasible and economical method

    目的探討背駝式原位肝移植術中採用體外門-體靜脈無泵轉流的臨床效果.方法4例行背駝式原位肝移植患者，腸系膜下靜脈屬支插管經體外硅膠管（充滿肝素鹽水）與頸內靜脈或鎖骨下靜脈插管相接，在阻斷門靜脈后開通腸系膜下靜脈插管，門靜脈血從體外無泵轉流管流入上腔靜脈，觀察轉流前後腸道瘀血、門靜脈壓、血壓、脈搏等變化情況.結果門靜脈阻斷后腸道明顯瘀血、腫脹，門靜脈壓力明顯升高，血壓、脈搏有不同程度的波動，無泵門靜脈轉流開放后，腸道瘀血、腫脹明顯好轉，門靜脈壓力逐漸恢復正常水平，血壓、脈搏恢復正常.結論背駝式原位肝移植術中體外門-體靜脈無泵流具有方便、經濟、實用等優點，具有良好的臨床效果
  4. The thesis analyzed the present transferring status between pudong airport and shanghai " s incity. through forecasting the long - dated flux of pudong airport and the area near it and combining the planning scheme of shanghai urban rapid mass transit, the thesis learned the helpful experience of the traffic organization in typical airport abroad and used the scientific analyzing model of public traffic flux forecasting to put forward some reasonable suggestion of the bottleneck question between pudong airport and incity : the one is to use the present no. 2 subway as the future airtrain to take on the most part of the flux and meantime present the concept of feeder efficiency to quantitative analyze the choice of feeder station ; the other is to set up cat ( city air terminal ) to convenient the passenger to come airport rapidly and economically in order to lessen the pressure of the traffic and improve the whole service quantity of civil aviation transportation

    本文分析了浦東機場與市內目前的換乘現狀，從預測浦東機場及緊鄰空港區域中遠期的客流量入手，結合上海市政府快速軌道交通的規劃方案，並且學習境外典型機場交通組織的有益經驗，利用規劃中的公交客流預測等科學分析模型，對浦東機場與市中心的軌道交通銜接提出了合理的建議：一是利用目前的地鐵二號線作為航空軌道共享線來承擔大部分進出空港的客流，並且給出了以接運效率最大化為目標函數的接運公交軌道站點比選模型；二是在市中心設立城市航站樓以方便旅客快速、經濟地到達機場，從而減少道路交通壓力，提高航空運輸的整體服務質量。
  5. On the basis of the study of the theory and appraise method on land use in the small towns from home and abroad, this paper at first conducts a deep study on the development and role of the small towns, indicating that its development has sawn an uneven development phrase and becomes a carrier of the enterprises, a pool of surplus laborers, a hub of material exchanges between the rural and urban areas, a base of spiritual civilization, an important way to achieve urbanization. second, it conducts a study on the situation and features and the problems the land use, indicating that the efficiency of the land use is low, which has a direct influence on the development of agriculture and the role of the small towns. and the study of the demand of the land indicates the shortage of land is serious, and the small town must rationally use the land and increases its intensive role and the economical efficiency to meet the demand

    在分析國內外已有關于小城鎮土地利用的理論與評價方法的基礎上，首先對小城鎮在我國的發展、地位和作用進行了深入的分析，判明我國小城鎮發展經歷了一個曲折向上的發展階段，已成為鄉鎮企業的載體，農村剩餘勞動力的蓄水池，城鄉物資交流的樞紐，農村精神文明的基地，是我國城市化的重要途徑；其次，對小城鎮土地資源利用現狀和特徵進行了探討，並對發展小城鎮建設導致的土地利用問題進行了剖析，表明目前我國大多數小城鎮土地效益和規模效益低下，佔用耕地過多，直接影響農業的發展，影響小城鎮的地位和作用；通過小城鎮土地供需分析研究表明，我國土地短缺十分嚴峻，小城鎮土地需求缺口較大，小城鎮必須合理利用現有土地，增強集約功能和土地經濟效益，從而緩解需求壓力；最後，論文通過運用特爾菲法，描述統計分析法、多元統計分析（主成分分析）法和系統分析法中的層次分析法（ ahp ）等一系列方法，結合定性和定量兩方面，從土地質量、土地資源數量與結構、土地經濟效益、環境效益、社會效益等五個方面進行分析，篩選、建立了土地資源利用評價指標體系，在因子評價的基礎上，建立了土地利用綜合評價模型，並給出了評價過程和方法。
  6. According to the high dispersedness and low precision of measurements when using the traditional time difference method in small diameter and low flow rates conditon, this paper brings forward a new method based on high - speed data acquisition technique. the time difference comes out accurately with high resolving ability of time by using the method and the signal processing algorithms. the developed ultrasonic detection system is composed of two ultrasonic detectors, a transmitting and receiving ultrasonic unit, a high - speed data acquisition unit and a computer

    本文針對傳統的時差法在小管徑、低流速測量時，具有測時結果分散性大、測量精度受計數頻率的影響大等不足，創造性地把高速數據採集技術應用在超聲波流量、壓力測量上，用信號處理演算法求時差，使時差成為一個統計量，有效地克服了超聲波傳統時差法測量精度差、不能測量小管徑、低流速流體流量的缺點，提高了時差測量的解析度和精度。
  7. In this way, when obturation cubage leave absorb oil cavity it connects the eduction oil cavity with the v trough and with the increasing of the turning angle, the size of the cross section of v trough become bigger and bigger, which make the pressure between the cavity of two blades much higher and higher, and until it completely connects the eduction oil cavity, it reaches the pressure of the eduction, and it can effectively reduces the fluid noise caused by high pressure return flow

    這樣，當密閉容積離開吸油窗口之後，通過v型尖槽逐漸與排油窗口連通，隨著轉角的增加， v型尖槽通流截面積逐漸增大，這就使兩葉片間容腔內的壓力逐漸升高，直至完全接通排油窗口時，才升壓達到壓油腔的壓力，這樣可以有效地降低因高壓迴流而引起的流體噪聲。
  8. Then we set up the model of rectangle - shape pipeline. we compare it to circuit - shape pipeline on sides of the value of induced electromotive force, pressure loss when liquid flow trough the pipeline and resistance ' s value of the sensor. we get the result that we can finish the measurement of low - velocity flow by using the rectangle - shape pipeline

    接著對矩形測量導管進行建模，並在流體流經矩形測量導管時產生感應電動勢的大小、流體在測量導管中的壓力損失和傳感器內阻的大小對輸出信號的影響等幾個方面與圓形測量導管進行比較后得出採用矩形測量導管完全能夠有效地完成微流量的測量。
  9. Multilevel inverter technology is a pop research in high voltage and high - power converting fields. it can synthesize multilevel output with the distribution of dc voltage and the combination of different switching actions to reduce voltage stress across the switches and bulk of the equipment, and lessen output harmonic distortion and switching loss of the inverter

    多電平逆變器是當前高壓大功率電能變換領域中的研究熱點之一，它通過對直流側的分壓和開關動作的不同組合，實現多電平階梯波輸出電壓，能有效地減小器件承受的電壓應力，縮小裝置體積，減小輸出電壓諧波和開關損耗。
  10. Aimed at some problems such as short spraying distance, electricity - leaking and reverse ionization among electrostatic nozzles existing in the country, a induction charging and pneumatic energy electrostatic nozzle was designed. the basic designing theories, structure and working process of this nozzles were theoretically specified in the paper. and then the atomization quality and charge performances of this nozzle and its affecting factors were studied by carrying out performance experiment and statistic analysis. result of the studies indicate : ( 1 ) some progress were made in solving the problems list above ; ( 2 ) from this nozzle, droplet were minute and uniform, and higher charge - mass ratio can be obtained under lower electrostatic voltage, thus the atomization quality and charge performance of this nozzle were both better ; ( 3 ) within the experiment extend, air pressure at 0. 2mpa, electrostatic voltage at 2400v were the most suitable parameters for the nozzle ; ( 4 ) the regression equations for describing droplet size, intensity of spray current and charge - mass ratio of this nozzle obtained from the experiment data had higher forecast precision ; ( 5 ) cross - effect of all factors were not significant, the atomization quality and charge performance were relative dependency affected by the factors

    諸試驗因素中，充電電壓和噴孔直徑對霧滴荷質比均有極顯著的影響；氣體壓力和液體流量對霧滴荷質比的影響均不顯著；影響霧滴荷質比的主要因素依次為充電電壓和噴孔直徑; （ 8 ）在300v 、 600v 、 1200y 、 1800y 、 2400v 、 3000v六種充電電壓t ，霧滴荷質比先隨充電電壓的增加而增大， 2400v后荷質比減小，推測:對于所研製的噴頭可能存在一個最佳充電電壓; （ 9 ）由充電電壓和噴孔直徑的不同搭配所得霧滴荷質比不同這一結果，可看出，較大充電電壓需配備較大噴孔直徑以增強霧滴荷電效果; （ 10 ） td3 . 6和td3 . 4兩噴頭的霧滴荷質比曲線趨于重合，說明噴孔直徑大於滬3
  11. ( 3 ) the most principal factors that influence the supersonic atomization process include the flow ratio of the gas - liquid metal ( gmr ) value, the flow of atomizing of gas and the range of the inverse vortex taper. the more of the value of three factors, the more advantage they are for the atomization and the more fine the powders are. ( 4 ) the produced powders are the best in efficient atomization efficiency, particle diameter, particle shape and dispersion when the solder alloy is zhl63a, atomizing medium is n2, the protrusion h = 6. 0mm, atomizing gas pressure p = 100mpa, over - heat temperature t = 167 ( t = 350 )

    研究結果表明： （ 1 ）超音速霧化器的氣體流場在導液管下端形成一個倒渦流錐，在二維空間上呈軸對稱的雙峰分佈，負壓形成於這個倒渦流錐內； （ 2 ）修正後的霧化氣體速度公式可以滿足超音速霧化的要求； （ 3 ）影響超音速霧化工藝最根本的因素有氣液質量流率比（ gmr ）的大小、霧化氣體流量和倒渦流錐范圍，三個因素的值越大，對形成細粉越有利； （ 4 ）在焊錫合金為zhl63a ，霧化介質微n _ 2 ，導液管突出高度取h = 6 . 0mm ，霧化氣體壓力取p = 1 . 0mpa ，合金過熱度取t = 167 （ t = 350 ）時，所制得的粉末在有效霧化率、顆粒球形度、粒度及其離散度三個方面綜合性能最好。
  12. On the base of the quasi two - stage compression heat pump system with economizer, considering that it can make use of the pressure energy of liquid with high pressure and minish energy losing of the system, ejector is adopted to replace the throttle in the assistant loop, and design the quasi two - stage compression heat pump system coupled with ejector

    本課題正是在帶閃發器準二級壓縮熱泵系統的基礎上，考慮到噴射器元件可以有效利用高壓流體壓力能，減小系統能量損失的優點，將其引入系統以替代輔路節流閥，設計出了準二級壓縮?噴射復合熱泵系統。
  13. The treatment course for both was 3 weeks. wt5hz results the symptom score and esophageal pressure obviously decreased pwtbz005, esophageal pressure was relieved remarkably p005 in both groups after treatment with insignificant difference between the groups p005. the ratio of 24h esophageal reflux times and total reflux time, the times of reflux lasting for more than 5 min and the maximum reflux time were all lowered obviously in all patients after treatment, and the improvements was significantly different between the two groups p005. upper gastrointestinal endoscopy suggested obvious amelioration in esophagitis

    結果治療后兩組癥狀積分均較入選時有明顯下降pwtbz005 ，兩組之間差異無顯著性食管壓力有明顯改善p005 ，兩組之間差異無顯著性24 h食管ph4反流總時間百分率有明顯下降p005 ，酸反流大於5 min次數及最長反流時間也有下降p005 ，兩組之間差異有顯著性p005上消化道鏡提示，食管炎有明顯改善p005 ，但兩組間差異無顯著性總體療效顯示，治療組有效率975 % ，對照組有效率800 % ，組間比效差異有顯著性p005 ，治療組未見明顯不良反應。
  14. In order to know the relationship between gas - content and pipeline ' s pressure drop, the thesis deduces the pressure drop calculating equations based on uniform flow pattern and separating flow pattern. the equations show that pressure drop is made up of three parts, that is, friction resistance effect, gas acceleration effect and the gravity effect. and the research has shown that the gas has little effect on pressure drop. in the horizontal pipeline, the resistance effect must be overmatched the acceleration effect

    為探討加入的氣體對管道壓力的影響，本文基於分相流和均相流兩種模型分別推導了三相流管道的壓降公式，表明無論是分相流模型，還是均勻流模型，管道內流體總的壓降是由三項組成的，即摩擦項、加速項和重力項，並得出了加氣對管壓變化不大的結論，所以認為在水平管道中，要獲得有效的減阻，則要使摩擦阻力分量的減小效應大於漿體加氣的加速效應。
  15. Flow of block avalanche soils is caused by the resistance reduction due to pore water pressure. the supernormal pore water pressure between the block avalanche soils and underlay reduces the weight of block avalanche soils as well as the resistance between the block avalanche soils and underlay

    塊狀崩塌土快速加載使其與下墊層之間出現超載孔隙水壓力，且不能及時消散，減小了塊體的有效重量，達到了減阻作用，其流動化機理為壓差減阻。
  16. The effectiveness of pressure seals in the subsurface may be evaluated by making a calculated fluidpressure profile of the overlying shales.

    在地下，壓力封閉的有效性可以通過計算上層頁巖的流體壓力剖面來估計。
  17. The mostly content in this paper include the law of the influence upon the effective stress coefficient worked by the holes configuration which comprise the holes rate and the hole distributing, and the law of the influence upon the effective stress coefficient worked by the cracks configuration in rock which comprise the amount of cracks and the cracks distributing. by numerical value experiment, the variety laws of the effective stress coefficient worked by the cracks distributing, by the fractal dimension and the initial value have been work out. by referring to the formerly physical experiment datum and conclusion, the thesis has studied the influence upon the effective stress coefficient worked by the outside pressure and the liquid press inside rock and sum - up the variety law of the effective stress coefficient with the outside pressure and the liquid press

    本文的主要內容包括：巖體孔隙裂隙結構對有效應力系數的影響規律，即：一是孔隙率大小及分佈形態對有效應力系數的影響規律，二是裂隙的條數和分佈形態對有效應力系數的影響規律，並得出了裂隙的分形參數，即：分形維數和裂隙初值的變化對有效應力系數的影響的相關規律，同時也搞清了裂隙分佈形態對有效應力系數的影響規律；參照已有的物理試驗結果，分別研究了巖石所受的圍壓和孔隙流體壓力的變化對有效應力系數造成的影響，從細觀的角度揭示了有效應力系數隨二者的變化規律。
  18. Based on the advanced and popular portable instrument ’ s kernel technology along with the embedded operational system such as windowsce system platform, aiming at human ’ s biomedical signal ? measure of blood pressure parameter, with the msp430 microprocessor which has powerful ability of transaction and achievement the real - time data pick and process. on up - computer, using platform builder tool customizing the windows ce platform using the vc programming language finishing the application software to multi - parameter monitor, the whole system achieving the data ’ s sample, real time disposal, analysis, display, store and communication of biomedical signal and imitate the system

    整個應用系統基於目前流行的便攜式儀器的核心技術- windowsce系統平臺，針對人體的生物醫學信號（血壓參數的測量） ，運用處理能力強大的msp430單片機對實時數據進行採集、處理，在上位機部分用platformbuilder工具定製了windowsce平臺，利用vc語言編寫了多參數監護儀的應用軟體，在數據採集、處理模塊中，針對血壓脈搏波這種生物醫學信號特點，合理運用msp430單片機硬體資源及其功能特性對採集的數據進行有效的數據濾波處理，得到了有效的血壓生理參數。
  19. In the aerodynamic optimization design of turbomachine, the approximation model methods enable to balance the computational cost and accuracy, whose successful applications in centrifugal compressor impeller, diffuser, and mixed - flow pump impeller designs are introduced to show a wide engineering foreground

    基於統計學理論提出的近似模型方法有效地平衡了基於計算流體動力學分析的葉輪機械氣動優化設計中計算成本和計算精度這一對矛盾，在離心壓氣機葉片擴壓器、葉輪和混流泵葉輪設計等問題中得到了成功應用，展示了廣闊的工程應用前景。
  20. Based on the biot ' s effective stress theory, and with the method of numerical value experiment, the thesis has studied the microcosmic mechanism of affecting the effective stress coefficient, i. e the microcosmic mechanism of effective stress law by using the elasticity distortion ' s simulating software which is compiled with the method of finite elements. it has been done from the two aspects of affecting the elasticity distortion of rock comprising the insides causation which is the existing configuration of hole and cranny in rock and the outsides causation include the outside pressure and the liquid pressure inside the rock

    本文基於比奧的有效應力原理，利用有限單元法的彈性變形模擬軟體，通過數值實驗的方法，從影響巖石變形的內、外兩方面的因素?即內在孔隙裂隙賦存形態和其所受的外載荷及孔隙流體壓力出發，研究了影響有效應力系數變化的細觀機理，即有效應力規律的細觀機理。
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