波束圖型 的英文怎麼說

中文拼音 [shùxíng]
波束圖型 英文
beam pattern
  • : Ⅰ名詞1 (波浪) wave 2 [物理學] (振動傳播的過程) wave 3 (意外變化) an unexpected turn of even...
  • : Ⅰ動詞1 (捆; 系) bind; tie 2 (控制; 約束)control; restrain Ⅱ量詞(用於捆在一起的東西) bundle;...
  • : 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...
  • 波束 : wave beam; beam; wave packet波束空間 [半] wave number space
  1. Applying the information extracted from numerous hydrographic data of field trials collected by h / hcs - 017, the first set of multi - beam swath bathymeter developed in china, a series of mosaic techniques have been carefully studied in this thesis, including digital terrain model building, statistical error analyzing, hydrographic data mosaicking as well as tides correction and projection of the earth coordinates. finally, standard digital sea - charts and three dimensional seafloor images are successfully developed that are consistent with hydrographic surveying principles

    本文利用我國第一臺h hcs ? 017條帶測深儀的測量數據進行拼技術的研究,主要研究的內容有:利用分帶原理對深度數據進行潮汐修正,得到瞬時海面的深度數據;對測深數據進行誤差分析處理,去除野值;將多數據進行坐標變換及投影轉換后構建數字地理模,進而根據海道測量規范繪制標準海
  2. The three - dimensional topography figures of major typical hydrothermal regions are drawn on the basis of field - measured bathymetric data of the okinawa trough and collecting a large number of data on bathymetry, multibeam and seismic profiles of other major typical hydrothermal regions

    在沖繩海槽熱液活動區實測水深資料的基礎上,廣泛收集了其他典熱液活動區的水深、多、地震剖面等資料,據此繪制出主要典熱液活動區的三維地形
  3. The main research advances can be summarized as follows : ( 1 ) study the signal processing ' s performances and methods of homing torpedo system comprehensively, in order to setting up a corresponding mathematical models ; ( 2 ) analyze the ocean channel ' s effects on the work of homing system, then found some models such as target echo signal, noise ( including background noise, target radiating noise, etc ), ocean reverberation. according to them, simulate the array signal ; ( 3 ) the system structure, every function blocks composing are studied and founded thoroughly. then, discuss methods of signal processing in time domain and airspace domain ; ( 4 ) program the simulation software of torpedo ' s homing system according to the simulation models and flow charts, which connected with torpedo ' s control part

    本文所作的主要工作及研究成果主要有以下幾個方面: ( 1 )對自導工作過程中的信號與信息處理的基本理論與方法進行了較為全面的研究,為建立一個較為完備的自導模擬系統提供了理論基礎; ( 2 )討論了自導系統工作過程中海洋通道對目標回信號與目標輻射噪聲信號等的影響,建立回信號的數學模、環境場中的噪聲信號模(包括海洋環境噪聲、目標輻射噪聲與魚雷背景噪聲等)與海洋混響模,模擬產生了聲自導系統基陣接收到的回信號與噪聲信號; ( 3 )深入研究並建立了自導模擬系統的總體框架,給出各個具體功能模塊組成,討論了聲自導系統對信號的時域與空域處理,並結合模擬程序中陣列信號處理模塊,給出固定多通道形成的模擬實現過程; ( 4 )根據系統的模擬模與已建立的模擬流程編制了通用魚雷模擬器自導系統模擬軟體,通過網路與控制系統相連,組成完整的魚雷模擬器。
  4. This paper starts the research of the liquid floated pendulous accelerometer testing system according to the engineering. at first, this paper gives the brief introduction of the history and present status of accelerometer and its testing technology, the working principium and math model of the liquid floated pendu - lous accelerometer, and then, decides the binary width pulse force retrim loop as the design proposal of testing system, researches the transfer function of every part in the system emphasizly, analyses the stability of the whole accelerometer testing system from the angle of control theoretics by the open loop transfer function of system, and designed the correcting net, analyses the basal problems such as resolution, sampling restraint, precision and so on, designs the hardware testing circuits such as preamplification, band - pass filter, alternating amplifier, phase sensitive demodulatorn, pulse - width modulation, frequency scale circuit, moment current generator. finally, using the graphics program language labv - iew which is designed for testing field especially by ni accomplishes the solfware design of testing system, realized the testing functions

    首先對加速度計及其測試技術的發展歷史和現狀,液浮擺式加速度計的工作原理和數學模等作了簡要的介紹,然後確定了以二元調寬脈沖再平衡測試迴路為設計方案,並從控制理論的角度進行了分析,著重研究了系統中各部分的傳遞函數,利用系統開環傳遞函數分析了系統的穩定性,同時設計了系統的校正網路;分析了二元調寬脈沖再平衡測試迴路的解析度、采樣約以及測試精度等基本問題,並按照系統分析的結果設計了包括前置放大、帶通濾、交流放大、相敏解調、脈寬調制、頻標電路以及力矩電流發生器等測試系統各部分硬體電路,驗證了電路的正確性,最後按照測試系統的要求,採用了美國ni公司專為測試領域所開發的虛擬儀器工具? ? labview作為測試軟體開發工具,利用該形化編程語言完成了測試系統軟體部分的設計,實現了測試功能。
  5. 4 a block diagram of phased array radar used which is used to measuring the distance, velocity and azimuth of the object in the horizontal plan and the highness in the vertical plane

    4給出了水平方向採用二維譜估計技術測距離、速度和方位,垂直方向採用掃描測高的小車載相控陣雷達系統框
  6. Ultrasonic bio - instrumentation has several display modes used in medicinal field now, such as b - mode and m - mode, etc. b - mode uses the modulated brightness to represent the amplitudes of ultrasonic echoes, and the coordinates in the formed profiles correspond to positions of ultrasonic beam scans one by one

    B顯示是用亮度調制來顯示回脈沖幅度,顯示的橫軸和縱軸與聲掃描的位置一一對應,形成超聲切面像。
  7. M - mode is a kind of dynamic display mode. it also uses the brightness to represent the strength of the ultrasonic returns, but the independent variable in the display is time. returns from different scanned depths are revealed along the time axis to show the movement of different layers of the scanned organs

    M是一種運動顯示方式,它也是以亮度的強弱來表示回聲信號強弱,但將聲路徑上不同深度的回象沿時間軸慢慢展開,以表示界面的運動軌跡。
  8. This method has some characters : during recording of the transmissive holograms the holographic grating placed in front of the holographic plate closefittingly is used as a spectroscope. the transmissive wave is served as the object wave and the diffraction wave through the holographic grating or the deflective reflect wave produced by the silicon slice is served as the reference wave, therefore the hologram is named as self - reference image hologram. the recording results are the off - axis holograms and the twin images can be separated successfully

    在記錄透射全息時,將全息光柵緊貼置於記錄干板之前,而光柵起到了分光的作用,直透作為全息的物光,參考光是物光通過光柵后產生的衍射;記錄反射全息時將矽片置於記錄干板之後,利用反射矽片產生離軸參考光,因此系統僅需一照明光,參考光來自物光本身,因此稱之為自參考像全息
  9. Firstly, the paper, combining the characteristic of synchronous pulse bursts and inhibition with the modified pcnn model, presents a way of finding the foveation points in the images adaptively and effectively, and simulates the human vision system. secondly, pcnn is extended to pcnns, based on the properties of information couple and transmission, an algorithm that is used to fuse images of the same target got by several sensors to an image is presented to simulate the human vision system. thirdly, combining the properties of synchronous pulse bursts, capture, and transmission and competition of waves, the paper presents two ways of classification, one is an algorithm based on the properties of neuron to capture and inhibit to classify the data taking on any complex unlinear distribution robustly, the other is based on the restricted distance and modified of the former to remove the influence of inferior samples in classification ; fin ally, based on the accumulative difference pictures, and the forming and transmission of pcnn wave, selecting and controlling the direction of autowave by connecting the neighbouring neurons selectively, the paper presents a way to simulate the tracks of moving object and detect the moving direction

    首先結合pcnn的同步脈沖發放和側抑制特性,提出了基於改進pcnn的像凹點檢測演算法,該演算法是一種自適應而有效的像凹點檢測方法,並且較好地模擬了人類視覺系統;然後,結合信息傳遞和信息耦合特性,將pcnn擴展成pcnns ( pcnn網路群) ,提出了一種基於pcnns的像融合演算法,能夠將多個傳感器獲取的同一目標的像信息融合到一幅像中,有效模擬了人類視覺系統;另外,結合pcnn的同步脈沖發放特性、捕獲特性和的傳播競爭特性,開拓地將pcnn用於模式分類中,提出了基於耦合神經元點火捕獲抑制特性的分類方法和改進的約距離下的pcnn分類方法,前者可實現對樣本空間中任意復雜分佈訓練樣本的穩健非線性分類,而後者能夠消除訓練樣本中刺點對分類的影響;最後,結合累積差分像思想、 pcnn的形成與傳播特性,通過各神經元之間連接取向來選擇與控制自動的流向,將pcnn用於運動視覺分析中的運動軌跡模擬及運動方向檢測。
  10. Making full use of the correlated space information of multi - beam bathymetric data, the author put forward a method of gaussian surface approximation to build the grid net of regular digital terrain model ( dtm ) of surveyed seafloor, which is more accurate than other approximation methods

    本文充分利用了多數據的空間相關信息,提出了一種基於高斯地形曲面擬合的數字地理模數據網格化方法,準確快速地得到標準等深線
  11. An efficient method is proposed for designing time domain wcbb to alleviate these effects by measuring the practical array model and applying it in the designing procedure

    通過實驗獲取實際陣列模,基於此模的設計可以有效緩解這種失配所引起的畸變。
  12. It is shown that the practical beam patterns are severely distorted due to these errors

    研究表明,陣列模失配會使實測嚴重畸變。
  13. On base of the theory studied, the author developed a package of applied mosaicking software, using microsoft visual c + + 6. 0 and opengl graphic techniques. the software was tested with field trial data of h / hcs - 017. digital sea charts generated by the software are satisfactory and meet the hydrographic surveying principles

    在理論研究的基礎上,本文利用visualc + + 6 . 0語言和opengl形編程技術,開發出一套適用於多測深數據的拼軟體,可用於h hcs - 017條帶測深儀數字海的生成。
  14. The dissertation researches the principle of high - frequency multibeam sonar imaging and some parts of the techniques, and does some work of simulation on the base of the simulating mathematic model, then achieves some available results

    本論文對多高分辨聲納像的產生機理及部分技術作了研究。並以建立的模擬數學模為基礎,做了模擬工作,得到了有益的結果。
  15. Toomany to list, and many that would be nearly impossible to describe withwords, but a few include : explosions, fire, smoke, fog, waterfalls, sparks, sparkles, fireworks, rain, snow, puddle splashes, motiongraphics backgrounds, magic effects, space warps, abstract lights, lava, flocks of birds, geometric shapes, aurora, bubbles, waves, rainbows, light beams - - dozens of different types, and hundreds ofvariations

    太多的名單,許多人表示,將幾乎無法描述文字,但有幾個國家包括:爆炸,火,煙,霧,瀑布,火花,火花,煙花爆竹,雨,雪,頂燈開復,運動形背景,魔術的影響,空間扭曲,抽象燈,熔巖,成群的鳥,幾何形狀,極光,泡,浪,彩虹,光-幾十種不同類,數百變化。
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