流動測量 的英文怎麼說

中文拼音 [liúdòngcèliáng]
流動測量 英文
flow survey
  • 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...
  • 測 : 動詞1. （測量） survey; fathom; measure 2. （測度; 推測） conjecture; infer
  • 量 : 量動1. （度量） measure 2. （估量） estimate; size up
  • 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
  • 測量 : measure; survey; gauge; meter; measurement; measuring; surveying; mensuration; metering; gauging;...
  1. Oil / water two - phase flow is very common in oil production wells of affusion oil field and the measurement of oil / water two - phase flow is the key of the oil / water two - phase profiling technique

    注水開發油田的油井中普遍存在油水兩相流動，油水兩相流測量問題是油水兩相產出剖面技術的關鍵。
  2. It further discusses the operation mechanism of the system of agrotechnical diffusion and indicates that the essence of technical diffusion is information diffusion, and the system depends on the course which information flows from the fountainhead to the receivers. and it analyzed the ingredients which influence the information flowing in the system. intruding shannon ’ s information

    進一步探討了農業技術擴散系統的運行機制，並指出，技術擴散實質是信息的傳播，是建立在信息從信息源到接收者之間的流動過程，對技術推廣系統中影響信息流動的因素進行分析，引入shannon的信息熵計算方法，對信息接受者的信息接收含量進行測度，通過對所得的數值進行比較，運用定量與定性分析相結合的方法證明技術推廣活動的效率。
  3. Depend on the comprehensive analysis and study of the structure, principle, and exterior characteristic of the motor, through the methods of system modeling and digital simulation analysis, two kind of control device that work for the low voltage ( lvdc ) and the high voltage ( hvdc ) in avigation are researched respectively. point to the control technique of close - loop speed stabilization at a limited adjustment speed range, we bring out the close - loop speed control method that using the rotor position sensor indirectly measure the speed of the motor

    在全面分析了稀土永磁無刷直流電動機的結構特點、工作原理、運行方式以及外部特性的基礎上，通過系統建模和數字模擬分析，分別針對航空低壓直流（ lvdc ）和高壓直流（ hvdc ）兩種電動機構用永磁無刷電動機，在小范圍轉速連續調節下的閉環穩速控制技術進行了詳細理論研究，提出了利用轉子位置傳感器信號間接測量電機轉速進行電機轉速閉環穩速控制的策略。
  4. The seven - hole probe ( shp ) is a device which can simultaneously measure the pressure and velocities of the steady flow, especially at large angles

    作為一種可以同時獲得流動速度的大小、方向、以及總壓和靜壓的氣動測量裝置，七孔探針能夠被廣泛應用於各種大角度的流動測量。
  5. Study on automatic measuring system of basin soil erosion and runoff process

    流域土壤侵蝕及徑流過程自動測量系統研究
  6. In order to make the sensitivity of 2 - demension accelerometer along the two main arbors almost identical, symmetric four - beam structure that embeds a double - sides interdigitated differential capacitive with puckered beam in two directions was used as sensitive component. in addition, the differential capacitive accelerometer fabricated by bulky silicon micromechanical technique has high sensitivity, wide measurement scope, less nonlinear error, and simple converting circuit. then, the structure parameters of the sensitive component were calculated and stimulated, which results in a set of the optimized structure design parameters, main fabrication procedure and several key fabrication technology

    為使二維振動傳感器在兩主軸方向的靈敏度大致相同，敏感元件採用高度對稱的四梁結構，其中每個軸向上均採用帶折疊梁的雙側叉指電容結構，採用體硅微機械工藝製作的高深寬比叉指電容式敏感元件，具有高靈敏度、寬量程、非線性誤差小、外圍電路簡單等優點;對設計的敏感元件結構參數進行了計算，並利用有限元法進行了模擬分析，根據模擬結果得出了優化參數;在確定敏感結構的基礎上，研究了敏感元件採用體硅微機械加工工藝製作的工藝流程和關鍵工藝技術;對敏感晶元內部的c - v介面電路進行了原理設計與分析，利用差動測量技術得到由振動引起的微小電容變化量，經c - v介面電路進行相位調制處理，然後通過解調輸出與加速度成正比的電壓信號。
  7. Based on the advanced embedded computer and network technology along with the embedded operational system such as windowsce, the instruments can gather many functions such as transmitting and measurement, compensatory computation, signal analysis and processing into one instrument. in this paper a portable instrument for vibration measurement with embedded computer system was discussed. based on windowsce real - time operation system the software of this instrument was designed and developed with evc computer language

    本文基於目前流行的便攜式儀器的核心技術? ? windowsce ，設計開發了應用於現場設備振動測量分析的的便攜式測振儀表，針對現場特點和實際要求，對于測振儀的硬體系統進行了規劃設計，並重點對于儀器軟體進行開發，在windowsce平臺下，利用evc語言開發研製了儀器的應用軟體，實現了包括信號採集、分析、顯示、數據存儲和通信功能的軟體系統；並對該軟體進行了計算機模擬調試。
  8. Measurement of intake flowrate of ice with quasi - steady flow method

    準定常流法測量內燃機脈動進氣的瞬時流量
  9. Optical fluid - flow measurement

    光學流體流動測量法
  10. We implement the traffic generator by these studies. the thesis focuses on how to generate abundance flow, how to send flow fastly, how to measure network, how to synchronize flow sender and flow receiver. we use some solution to resolve the problems, including that using linear congruential and modifying select - giveup algorithm to generate random number, implement class that has good application interface to user, making random number as packet ’ s inter - departure - time and packet size, which can provide flow base on special distribution, designing and implementing a method to active measure by our traffic generator, designing a accurately time counter and precision delay function, synchronizing flow sender and receiver by tgm message

    通過對現有技術的研究和改進，我們形成的解決方案如下:通過利用改進的線性同余演算法，以及對舍選法進行研究和改進，實現了一個具有良好應用介面的隨機變量生成器，利用其產生的隨機數作為發包的間隔或包的尺寸，以產生服從特定模式的流;利用傳輸的數據包設計並實現了網路的主動測量，為網路測量和流的發送設計了高精度的計時器，精確延時函數;利用自定義的tgm報文協調發送端和接收端的操作。
  11. Real - time surface velocity field measurement system and three - dimensional particle velocity measurement system are developed. systematic experimental research on the movement of coarse sediment particles in open - channel flows was carried out using developed system

    本文研製開發了表面流場實時測量系統和顆粒三維運動測量系統，並採用顆粒三維運動測量系統對明槽水流中粗顆粒的運動進行了系統的試驗研究。
  12. With frame gather card and ccd, metallographic image which can be processed by computer is acquired after a serials of the applications of digital image technique such as gray level transformation, dichotomy, noise eliminating, dilation and erosion, image enhancement, boundary detection, etc. an automatic quantitative metallographic analysis system is developed with visual c + + 6. 0 to realize the measuring of the size of the metal crystalline grain, evaluation the proportion of the second tissue of the metal, micro hardness. with three - level browser / server mode and active server technology, the system gives the remote user the applying service through network to communicate and analyze the image information

    利用數字圖像處理技術，對圖像採集卡或ccd攝像頭採集到的金相圖像進行灰度轉換、二值化、噪音消除、圖像增強、邊緣提取等一系列圖像預處理，獲得計算機可以處理的數字圖像；並利用visualc + + 6 . 0開發定量金相分析系統，以實現對晶粒大小、金相組織第二相相對含量、顯微硬度等參量的自動測量；採用基於browser server的三層體系結構，通過網路訪問，並利用activeserver技術給遠程用戶提供應用服務，以便於根據圖像分析結果，給出專家分析意見，實現異地分析及交流。
  13. By means of wide investigation, instruments development, a series of model experiments and relative theory analysis, following results are obtained in river model time scale distortion ratio, model roughening, inflow and outflow controlling methods and equipment, new water level and velocity measuring technique, model automatic measuring and controlling system : ( 1 ) with the aid of configuration software, a large scale river model automatic measuring and controlling system is developed, realizing river model automatically controlling and basic hydraulic parameters automatically measuring

    本文通過廣泛調研、儀器研製、系列模型試驗和相關的理論分析，在河工模型時間變態率控制、模型加糙、出入流檢測方法和設備、水位流速測量新技術、模型自動測控系統等方面取得了下列成果： （ 1 ）應用工控組態軟體技術，開發了一套大型河工模型自動測控系統，實現了模型內外邊界的自動控制和基本水力參數的自動量測。
  14. The influence of illumination conditions on the detector and temperature in sample cell was investigated. and a method of calibrating laser trap stiffness using brownian motion in the condition of low sampling frequency was studied. furthermore, in order to study the mechanisms of polymerizaton and depolymerization of tubulin under different conditions such as ph, temperature, and biological factor, a flow sample cell with temperature - control system was designed and fabricated

    在本課題研究中，一方面，我們建立和完善了一套國內領先的可以進行納米量級位移及pn量級力測量的光鑷系統，對光鑷系統本身的一些相關技術做了進一步的研究，提出了在低頻響條件下用布朗運動測量光阱剛度的方法，研究了光鑷系統中照明條件對樣品池中溫度及四象限測量系統的影響，並設計製作了用於微管實驗的流動樣品池，實現了對池內溫度的控制。
  15. Measured hole mass flows and a constant static pressure mixing analysis, together with the measured losses, allowed the decomposition of the losses into three distinct entropy generation mechanisms : loss generation within the hole, loss generation due to the mixing of the coolant with the mainstream, and change in secondary loss generation in the " blade passage

    論文還進行了葉片冷卻孔質量流的測量與常靜壓氣流混合分析，結合前述氣動力損失和冷卻空氣損耗的測量結果表明，端壁氣膜冷卻的綜合損失明顯地由三個部分組成：葉片冷卻孔內產生的損失；由於冷卻空氣與主流熱空氣的混合產生的損失；二次流的變化產生的損失。
  16. This paper first introduces the aspects of network performance research based on traffic measurement, modeling and analysis and its state - of - the - art, secondly summarizes then the concept, models and analysis tools of self - similar traffic, and analyzes scaling behavior of packet loss with self - similar traffic input by wavelets method, thirdly introduces hidden markov model and its applications on network performance research, and then explores the cross - traffic inferring technology and the disadvantages of existing methods. after that the paper develops a new method for cross - traffic inferring based on delay jitter measurement, proves its correctness by experiments, and applies it to self - similar traffic background and real traffic trace to investigate its availability,

    本文首先闡述了基於流量測量與分析的網路性能研究方向和研究現狀，而後介紹了自相似流量的基本概念和相關建模和分析技術，並採用小波分析的方法分析了單路復用網路模型在自相似流量下丟包的尺度特性，其次介紹了隱馬爾可夫模型以及其在網路性能研究中的應用，最後在此基礎上考察了網路流量推斷技術，分析了現有的方法的不足之處，提出了一種新的基於探測流延遲抖動測量的流量推斷測量技術，通過實驗證明了該方法的正確性，然後將其應用到自相似流量背景下考察了其對自相似性的推斷刻畫能力，並且通過實際流量檢驗了其有效性。
  17. The measure methods have developed from the impact method to automatic - manual measure method that is central made of analog integrator and the computer automation measurement system that is central made of analog integrator, a / d > data acquisition

    對于磁化特性的測量已經由經典的沖擊電流計法發展到以模擬電子積分器為主要單元的半自動測量系統和以模擬電子積分、 a d轉換、數據採集為主要單元的計算機控制的自動測量系統。
  18. The system uses a new replaceable chip and has realized the chip separated from the flow injection pool. and according to the new chip, the system is designed to employ a new flow injection pool which has a compact structure. in addition, the new system strengthens the function of the control software and puts automatic data - treating into practice

    改進后的系統採用激勵光源正面照射的方式，增強了光電流的響應；同時系統採用新型的可替換式laps晶元設計，實現了多個laps晶元共用一個流通測量池；系統還針對新的晶元設計了流通測量池，該測量池結構緊湊合理，真正實現流通檢測；另外系統還增強了主機控製程序的功能，實現了實驗數據自動化處理，並優化了系統參數設置。
  19. As a tool for measuring the whole instantaneous flow field without contacting the flow, piv and related image measurement techniques have been extensively applied to automated measurements of multiphase flows, turbulence and thermal flows with reliable accuracy

    作為一種全流場無接觸瞬時測量的工具， piv和相關的圖像測量技術已經廣泛地應用於多相流、紊流和熱流的自動測量，而且具有可靠的精度。
  20. In order to make the bell - jar gas flow standard equipment used for many years of chengdu air company can be used continuously, the low cost upgrading transform has been done

    摘要為使成飛公司使用多年的鐘罩式氣體流量標準裝置能夠繼續使用，以較低的成本對其進行了自動化升級改造，使成飛公司四套鐘罩式氣體流量標準裝置全部實現自動測量。
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