流向測量 的英文怎麼說

中文拼音 [liúxiàngcèliáng]
流向測量 英文
flow direction measurement
  • 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
  • 流向 : flow direction流向測量器 flow direction probe; 流向角 [水文] angle of current; 流向圖 flow graph;...
  • 測量 : measure; survey; gauge; meter; measurement; measuring; surveying; mensuration; metering; gauging;...
  1. Taking the silicon diode as an example, through an analysis of the diode ' s current - voltage characters and the avometer circuit, the writer finds out the reasons for the differences in the amount when measuring the positive direct current equivalent resistance with different ohm grades

    摘要以硅二極體為例，從二極體的伏安特性及萬用表內部電路的角度，分析了用指針式萬用表的不同歐姆檔位測量二極體的正向直流等效電阻時，其值緣何不同。
  2. Based on analysis of geologic foundation record about pingzhuang basin, a lot of sino - foreign geothermal geology record and investigation of field geology, measuring of ground temperature in person and geo - chemical analysis of ascension spring, gushing water of fault, the fact that the anomaly of geothermal gradient of pingzhuang basin, which is in region of low geothermal gradient, is caused by redistribution of conduction - oriented geothermal heat flow which is result from upheaval and depression of basin foundation bed is pointed out. after the field of ground temperature is simulated under the background of conduction - oriented geothermal heat flow by means of ansys, the characteristic of ground temperature distribution of top surface of basin foundation bed ( yixian team ) is revealed. the sound condition of transmissibility fault and feeding water source, which are imperative in formation of the low - medium temperature geothermal system of convective type, is possessed in pingzhuang basin

    通過對平莊盆地基礎地質資料、國內外大量地熱地質資料的分析和野外地質調查、礦井實測地溫以及上升泉、斷層涌水的地球化學分析等工作基礎上，指出地處低地溫梯度背景區的平莊盆地地溫梯度異常是由於盆地基底隆起和坳陷引起傳導型大地熱流再分配所致；運用州sys數值模擬了大地熱流向地表傳導背景下的盆地地溫場，從而揭示了盆地基底（義縣組）頂界面地溫分佈特徵；闡明了盆地具有形成中低溫對流型地熱系統所必需的導水斷裂、補給水源等的良好條件，中低溫對流型地熱系統是地熱勘查的主要對象；圈定了平莊盆地北部朝陽溝?駱駝營子地熱勘查遠景區。
  3. After analysing several kinds of light - weighting structures through ansys, hexagonal speculum structure is confirmed. in the aspect of the controling of speculum, the paper adopts the brushless dc motor which is partial assembled to drive the point speculum and the inductosyn as angle measuring component is selected, the ad2s80a the system is used to get directly angle and angular velocity. double closed - loop speed and position control is designed, as the pid control is the well - developed algorithm, which can achieve stable rotation and precise position control

    在指向反射鏡的擺動控制方面，採用低速性能好的分裝式直流力矩電機作為指向反射鏡的驅動電機，並採用感應同步器作為角度測量元件，運用軸角轉換器ad2s80a進行角度和速度的輸出，採用技術成熟的pid控制方案，進行速度和位置雙閉環控制，以實現指向反射鏡轉動速度的平穩性和位置的精確性。
  4. Superconductivity - ac loss measurements - total ac loss measurement of cu nb - ti composite superconducting wires exposed to a transverse alternating magnetic field by a pickup coil method

    超導性.交流電損耗測量.用拾波線圈法測量暴露于橫向交流磁場的cu nb - ti合成超導導線的交流電總損耗量
  5. Superconductivity - part 8 : ac loss measurements ; total ac loss measurement of cu nb - ti composite superconducting wires exposed to a transverse alternating magnetic field by a pickup coil method

    超導性.第8部分:交流電損耗測量.用拾波線圈法測量爆露于橫向交流磁場中合成超導導線的交流電總損耗量
  6. Superconductivity - part 8 : ac loss measurements - total ac loss measurement of cu nb to composite superconducting wires exposed to a transverse alternating magnetic field by a pickup coil method

    超導性.第8部分:交流電損耗測量.用拾波線圈法測量暴露于橫向交流磁場的銅鈮復合超導導線的交流電總損耗量
  7. 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。
  8. In this thesis hydraulic experimental studies and theoretical analyses on the vortex - flow drop shaft were conduced and the following results were accomplished : ( 1 ) in the model test some hydraulic characteristics including the shape of air core in the center of the drop shaft, the radial distribution of water flow velocity and the distribution of pressure on the wall of the drop shaft were measured under the condition of high water head above 250m and large discharge above 1400m3 / s. ( 2 ) a kind of computational method for the spiral water flow in the air core region of drop shaft was discussed and applied and the results agree the experimental data well. ( 3 ) the total ratio of energy dissipation in the drop shaft can reach 90 % and the energy dissipation in every region was discussed quantitatively

    本文通過試驗研究與理論分析對旋流式豎井泄洪洞應用於高水頭、大泄流量情況時存在的一些水力學問題進行了研究和探討，取得以下主要成果：一、結合小灣工程導流洞改建，對高水頭（ 252m ） 、大泄流量（ 1400m ~ 3 s ）條件下旋流式豎井中的水流運動特徵進行了比較全面的測量，包括空腔形態、徑向流速分佈及井壁壓強等；二、提出了豎井空腔段螺旋水流水力計算方法，其計算結果與實測值吻合良好；三、利用試驗與計算結果，對旋流式豎井的消能機理進行了探討，對豎井各部分的消能能力有了總體認識；四、對豎井下部消力井的合理井深進行了優化試驗研究，發現消力井合理深度為0 . 9d左右；五、通過試驗研究，歸納出豎井水流總摻氣量估算方法，為導流洞排氣方案的設計提供了參考依據；六、在高水頭、大流量條件下，豎井空腔段下部流速很高，盡管水流螺旋運動引起的離心力可以確保井壁壓強保持正壓，但空化數依然較低，因此豎井的空化空蝕始終是工程界關注的重大問題。
  9. The verification results show that the model can simulate well the tidal levels, current velocities, sediment concentration, bed load transport, diversion ratio in the bifurcation section, topographic change of the north and south channels, as well as sudden siltation caused by typhoons

    大量實測資料驗證表明，該數學模型可以較好地模擬長江口地區的潮位、流速、流向、含沙量、底沙、分流比、南北槽地形變化和臺風暴潮造成的航道驟淤情況。
  10. This issue researched the main national coal supplying market and consumer market, the main passages of coal transporting etc. on the base of data, it built a model, which forecasted qin huangdao port ' s coal shipping amounts in 2005 and 2010, and the basic shipping directions of transporting. then, this article put forward the future strategic goal and the applying competitive measures

    本文綜合研究了我國煤炭的主要供應市場和消費市場、煤炭運輸的通道（主要是水路運輸）等問題，以秦皇島港為例，在收集了相關數據的基礎上，建立模型，預測了該港及沿海主要煤炭運輸港2005 、 2010年的煤炭水運量，以及煤炭的基本流向。
  11. On the other side, measuring errors of grounding resistance and solution of current voltage electrodes reversing has been compared with horizontal two layers and vertical delaminating ( three layers soil )

    比較分析了電流電壓極反向布置、在水平雙層和垂直分層或三層土壤結構中接地電阻測量的誤差和解決辦法。
  12. The sa9904b, produced by sames company, is a three phase bi - directional energy / power chip and completes the measurement of rms voltage, rms current, powe, energy, power factor and frequency as the kernel of detecting unit

    本系統採用sames公司的三相雙向電能功率晶元sa9904b作為測量單元的核心來完成電壓、電流、功率、電能、功率因數和頻率的測量。
  13. Notes in installation : the scour - proof direction of measuring end marked in the flange is the same as the direction of flowing fluid at high temperature

    三安裝安裝時應注意：法蘭上標示的測量端耐沖刷方向與高溫沖刷介質的流向一致。
  14. Aiming at the study actuality of fan performance monitoring system and analysis of fan performance curve changes affected by inlet - box and the different fixed - angles of guide blades in the course of installation, a fan flow monitoring model based on rbfnn in whole flow zone was established in this thesis. in the model, the method of no throttle and fan performance curve were used as basis. and on the basis of that model, fan performance curves of 4 - 73no. 8d were approached with experimental data of different speed, different opening - angles of guide blade and different resistance of pipeline, the precision and the error law of model were studied

    本文針對電站風機性能監測系統研究較少的現狀，在實驗的基礎上分析了現場加裝進氣箱和由於安裝造成的導流器葉片開度不一致對風機性能曲線的影響，並在此基礎上採用無節流方法測量流量，以風機調節性能曲線為依據，建立了基於徑向基函數（ rbf ）神經網路的風機流量全程監測模型；以實驗室4 - 73no . 8d離心風機為研究對象，探討了rbf神經網路差壓模型在變轉速、變導流器開度和變管網阻力等工況下的應用精度和誤差分佈規律；最後用visualc + +語言開發了風機性能在線監測系統。
  15. The authors compared longitudinal measurements of forced expiratory flows by the raised volume rapid thoracic compression technique in the first and the second years of life for 26 healthy infants born prematurely vs 24 infants born at full term

    作者比較了26個健康的早產兒和24個足月的嬰兒的縱向測量力呼氣流量，分別在他們一歲和兩歲的時候，通過快速胸加壓法產生的體積來進行測定。
  16. In this design, the protection in short circuit failure and the measurement in normal condition are both fulfilled. it can also communicate with the computer through the communicating interface, sending the parameter of the system current and accepting the instruction

    該傳感器具有正常電流的測量和短路故障時的保護功能，並且預留了與上位機的通訊介面，接受上位機的指令並向上傳送電網的電流參數。
  17. According to the actuality of the present research on ct, we bring forward a new design scheme based on the rogowski coil, in this design, the protection in short circuit failure and the measurement in normal condition are both fulfilled. it can also communicate with the computer through the communicating interface, sending the parameter of the system current and accepting the instruction

    本文在考察了國內外電流互感器發展現狀的基礎上，提出了一種基於rogowski線圈的電流互感器，該互感器具有正常電流的測量和短路故障時的保護功能，並且預留了與上位機的通訊介面，接受上位機的指令並向上傳送電網的電流參數。
  18. 2 ) wake measurement on shafting direction, at over loading condition

    2 ）船舶在吃水t 14刀m時，軸向伴流的測量。
  19. For the first time, the solenoid collecting magnetic field optical transducing principle is presented in this paper, and it is proved that the way to measure current by polarized light encircling conductor and that by polarized light threading solenoid axes are equivalent

    為了解決aoct的長期運行穩定性問題，首次提出了「螺線管聚磁光學傳感原理」 ，證明了偏振光圍繞著無限長通電導體測量電流與偏振光通過通電螺線管的軸向方向測量電流，在光學傳感測量電流的意義上是等價的。
  20. In this paper, the spatial structure of the low - speed streaks and particle motion in the near wall region of turbulent open channel flow were observed on the side and bottom of a water flume, respectively, using flow visualization and image processing techniques

    本文以試驗研究為主要手段，採用流動顯示和圖像處理技術，從水槽底部和側面兩個方向測量，分別對明槽紊流近壁區的帶狀結構及顆粒運動特性進行了系統的試驗研究。
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