場方向圖 的英文怎麼說

中文拼音 [chǎngfāngxiàng]
場方向圖 英文
field pattern
  • : 場Ⅰ名詞1 (平坦的空地 多用來翻曬糧食 碾軋穀物) a level open space; threshing ground 2 [方言] (...
  • : Ⅰ名詞1 (方形; 方體) square 2 [數學] (乘方) involution; power 3 (方向) direction 4 (方面) ...
  • : Ⅰ名詞1 (繪畫表現出的形象; 圖畫) picture; chart; drawing; map 2 (計劃) plan; scheme; attempt 3...
  • 方向 : direction; orientation
  1. Two hours later, the observer again observed another funnel cloud somewhere midway between macau and the airport ( see figure 1 ). it moved in the same direction and lasted for about 10 minutes

    兩小時之後,該觀測員又目睹另一漏斗雲出現于赤?角機與澳門之間(見1 ) ,移動一樣,維持了約十分鐘。
  2. Computational flow imaging ( cfi ) uses theoretical predictions of the interaction and transmission of optical waves through theoretical flowfield to generate digital pictures that simulate real observations. it was used to construct flow visualization corresponding to shadowgraph, schlieren, interferometric and planar laser induced fluorescence ( plif ) images. by providing a better insight into the flow physics and cfd code behavior, cfi is proving to be extremely useful to experimentally validate cfd codes

    計算光學流動顯示技術( computationalflowimaging - cfi )就是把數值計算( cfd )獲得的流中的物理,經過與實驗相同的計算光學(全息干涉、紋影、陰影、平面激光誘導熒光)的過程轉換為所需的各個與試驗流動顯示像相對應的計算流動像。
  3. Compared with the effect of mutual coupling to general antenna arrays, chebyshev - dolph antenna arrays, schelkunoff super - derective arrays and chebyshev - dolph super - derective

    比較了互耦對等幅同相天線陣、 chebyshev - dolph天線陣、 schelkunoff陣和chebyshev - dolph超性陣天線遠場方向圖的影響。
  4. Abstract : a new waveguide which can change the wide wall of a rectangular waveguide into a symmetric arc wall is named as a cam - rectangular waveguide. comparing to sectoral waveguide, the new waveguide has the same voltage characteristics and is easier to be produced and fixed. an approximate formula of the dominant mode fields and the normalized conductance of a longitudinal resonant slot cut in the curved wall of a cam - rectangular waveguide are given. a resonant slot linear array in c & x band is designed, in which the slot voltage distribution is equiphase and the input is matched. the input voltage stationary ware ratio and the h - plane pattern of the antenna are measured. the experimental results show the conformance with theoretical results

    文摘:把常用的矩形波導一個寬面改成圓弧形構成的波導稱為圓突-矩形波導.這種波導與扇面波導相比:電性能相當;波導管結構更加簡單,容易加工,便於安裝.文中給出圓突-矩形波導中主模,圓曲面上縱槽歸一化諧振電導近似公式.設計了c和x波段波導曲面縱諧振縫隙線陣,縫隙電壓相位為同相分佈,輸入端匹配.實際測量了天線輸入端電壓駐波比和h面,理論與實驗相吻合
  5. Many high - power microwave ( hpm ) sources utilize an azimuthally symmetric output mode such as the tm 01 circular waveguide or the coaxial tem mode as output mode. if radiated directly these azimuthally symmetric modes will generate a doughnut - shaped pattern, with a null on boresight

    許多高功率微波源產生的微波模式都是圓波導軸對稱模式,由於其輸出埠的口徑分佈具有圓對稱性,將導致軸為零的環狀遠場方向圖
  6. Similarly, the paper also makes an analysis of the effect that the truncation error of finite scanning has upon the far - field pattern and then introduces the consequent method of compensation

    隨後分析了掃描面截斷誤差對遠場方向圖的影響,並給出了相應的補償法。
  7. Four kinds of c / c composites with different preparation techniques were graphitized at 2400 - 2880. the relations between magneto - resistance and orientation ( the angle between surface of samples and magnetic field ), measure temperature, the intensity of magnetic field ( b ) were studied for each sample. the micro - structure and x - ray diffraction pattem were investigated too

    本論文在對制備工藝不同的四種碳/碳復合材料樣品進行2400 2880的石墨化處理后,應用ppms ( physicalpropertymeasurementsystem )研究了測試位(試樣某特定面和磁夾角) 、測量溫度以及外加磁強對材料磁電阻特性的影響,同時研究了各試樣的微觀結構和x射線衍射譜
  8. By using ncep / ncar reanalysis data of height and wind, the inter - monthly lpac map, the climate lapc map, inter - annual anomaly map and mean variance map of monthly wind field of 850 and 500hpa and monthly height field of 850, 500, 150, 30hpa are calculated in a globe - belt area, which situates between 30 s and 75 n, from december 1957 to december 1997, according them we analysis the rule of the season transfer and anomaly of nh mean circulation. the results show that the climate map of lapc can describe the seasonal transfer process of large scale circulation better. the advance process of summer circulation establish is form south to north at the middle and lower level of the troposphere, that is reflected primly in the inter - monthly wind and pressure map of lapc ; at lower lever of stratosphere, the establish process is simulate to that of troposphere, and reflect of process of that the south asia high toward plateau ; at middle stratosphere the summer circulation establish begins at middle and high latitude initially, and then transmits to low latitude gradually, while the seasonal variability in mid - stratosphere is stronger than it in troposphere and low - stratosphere

    利用ncep ncar再分析高度和風資料,計算了30 s 75 n球帶區域1957年12月至1997年12月逐月850 、 500hpa風及850 、 500 、 150 、 30hpa高度月際局地型相似系數、多年平均(即氣候lpac) 、年際異常及均,在此基礎上,分析了北半球平均環流季節轉換及其異常的規律。分析表明,氣候局地型相似系數較好地給出了大尺度環流季節轉換發生的過程:在對流層中、下部,風、壓月際局地型相似系數清楚地反映了夏季型環流建立由南北的推進過程;低平流層夏季型環流的建立與對流層接近,其中,南亞高壓上高原過程有明顯反映:中平流層,夏季型環流的建立明顯表現為從中、高緯度開始,逐步低緯傳播的特徵,且變化較對流層和低平流層明顯。
  9. A patch antenna with air holes in the substrate has been designed. the finite - difference time - domain ( fdtd ) method together with the perfectly matched layer ( pml ) boundary treatment has been used to study the performance of the antenna. it is shown that the surface waves are significiently suppressed, the frequency bandwidth is improved, the sidelobe levels are reduced and consequently the gain in the forward direction is improved by 14 db ( about 4 db higher than the value reported previously )

    設計了一種基底鉆周期圓孔結構的電磁(光子)晶體貼片天線,用fdtd法並結合pml吸收邊界條件對該天線進行了研究,結果表明本文所設計的基底鉆孔型電磁晶體貼片天線取得了多面的性能改善,與普通天線相比,基底中的表面波受到很大抑制,天線的帶寬增加,遠場方向圖上天線的旁瓣和背瓣被明顯削弱,前輻射的增益由原來的12db增加到26db ,增加了14db ,比文獻上報道的gonzalo等人的研究結果提高了4db 。
  10. By computing the between two resolution units, we can estimate terrain azimuthal slopes and derive estimate of terrain elevation. the terrain contour is determined uniquely by ay / from azimuth slop on range gates. american began to study p - sar three - dimensional images technology in 1990s

    Schuler已經證明,對於一個均勻分佈景, sar像上兩個相鄰分辨單元的極化橢圓角偏移量,與地形坡度的對應關系是線性唯一的,地形的傾斜度可以通過解唯一地被測定。
  11. And a direction field graph of the original image was also drawn

    由鍥特徵得到來描述整幅像。
  12. During the procedure of fingerprint image processing, the calculation of orientation plays the key role, almost all of the following steps rely on its results. it decides the system ' s performance

    在指紋信息處理中,指紋的計算是非常關鍵的,其後幾乎的所有工作都離不開信息,計算的準確與否關繫到整個系統的性能。
  13. In addition, the attitudes of conjunctive fractures deduced from the borehole images provide important information for the direction of paleo - structural stress field

    利用從電成像測井像上提取的共軛裂縫的產狀信息,還可以恢復裂縫形成時古構造應力
  14. The obtained results has been shown that the temperature field of sfrc pavement structure is non - linearly distributed along its thickness. the temperature which is close to the surface changes quickly, whereas slowly which is far. under the affect of temperature field, the temperture stress of sfrc pavement structure is also distributed non - linearly. the deflection and stress responses of sfrc pavement structure are waved declingly under the effect of shock load

    計算結果表明:鋼纖維混凝土路面板結構的溫度沿其厚度呈非線性分佈;在距路面表面較近的地,溫度變化較快,而在距路面表面較遠的地,溫度沿厚度的變化較為緩慢,整個形呈下凸形。鋼纖維混凝土路面板在上述溫度載荷的作用下,其溫度應力沿其厚度呈非線性分佈。
  15. In this paper, on the basis of existing tracing method and differential coefficient method, five new methods are put forward, superposing of infinitesimal element - tangent method, differential coefficient - tangent method and equation method, by taking advantage of fast calculating ability of the computer. two - dimensional planar electrostatic field of complicated charged bodies are simulated successfully with these methods. the changing trend of electric field along a certain direction of a set of point charges are also given in this paper

    本文利用計算機快速準確的計算能力及其強大的形處理功能,在現有循跡法和微分法的基礎上,提出了微元疊加一切線法、微分一切線法以及程法法,成功地模擬了一些復雜帶電體的二維平面靜電以及平面分佈的點電荷系的電沿空間某的變化趨勢。
  16. The factory near to beilun international port, was set up in 1998, accepts also processing of auto inner fittings according to drawing or sample from clients

    本廠為私營獨資企業,創建於1998年,汽車盤製造經驗豐富,也能根據客戶要求來來樣設計生產相關的汽車內飾件,現以國內市為主,積極開拓國際市
  17. Analysis of near - field distribution and cross - polarization radiation pattern cavity - backed microstrip patch antenna on a uniaxial substrate

    單軸各異性背腔式微帶貼片天線的表面縫隙分佈及交叉極化分析
  18. Indicator technical measurement used to try to predict the market ' s direction

    指標試預測市的技術手段。
  19. Firstly, the study of real two - channel data recorded by the airborne battlefield radar is made based on the methods of gmti, which including the study of methods of two - channel equilibrium, that of the precious estimate of beam scanning angle, that of the doppler center, that of the compensation for pattern error and that of gmti and that of location of the moving target using the phase - comparison mono - pulse method

    首先,結合動目標檢測法,對機載遠程戰偵察雷達實驗系統錄取的雙通道數據的處理進行了研究。內容包括兩通道均衡法研究,波束掃描角精確估計法研究,多普勒中心估計法研究,誤差補償法研究,動目標的檢測和干涉定位法研究。
  20. As another aspect of the applications of this method, the scatted electromagnetic field of the fractal rough surface is analyzed, and the relationship between the fractal dimension and the pattern of the scattering coefficient is su mmarized

    最後還利用輔助fdtd法分析了粗糙表面的散射電磁,指出散射場方向圖與海面形狀的關系。
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