雷達反射面 的英文怎麼說

中文拼音 [léidáfǎnshèmiàn]
雷達反射面 英文
radar profile
  • 雷 : 1. （雲層放電時發出的響聲） thunder 2. （軍事上用的爆炸武器） mine 3. （姓氏） a surname
  • 達 : Ⅰ動詞1 （暢通） extend 2 （達到） reach; attain; amount to 3 （通曉; 明白） understand thoroughly...
  • 反 : Ⅰ名詞1 （方向相背） reverse side 2 （造反） rebellion 3 （指反革命、反動派） counterrevolutionari...
  • 射 : Ⅰ動詞1 （用推力或彈力送出） shoot; fire 2 （液體受到壓力迅速擠出） discharge in a jet 3 （放出） ...
  • 面 : Ⅰ名詞1 （頭的前部; 臉） face 2 （物體的表面） surface; top 3 （外露的一層或正面） outside; the ri...
  • 雷達 : [訊] radar （縮自 radio detection and ranging）
  1. With the development of science and tecbnology, the electronic warfare has gotten to a new stage, electronic jammers, anti - radialized missiles, superlow altitude attacks have turned into great threats confronted with radar nowadays. former single - based radar not only had difficulty in finishing expected tasks, but also the survival of itself had been a pressing problem, people have to probe into multifarious countermeasures in order to improve the viability and effective work - capacity

    隨著科技的發展，雷達電子戰發展到一個新的階段，電子干擾、反輻射導彈、低空突防和隱身武器已成為當今雷達面臨的四大威脅。傳統的有源雷達不僅很難完成預定的任務，而且自身的生存也成了緊迫問題，人們不得不積極探討各種對策，以提高雷達的生存和有效工作能力。
  2. Through measuring the value of infrared radiation when the complex decoy is burning, it is concluded that the complex decoy ' s energy of infrared radiation is much more than the substrate ' s. through researching the performance of microwave radar ' s transmission and refection within the band of 3mm and 8mm, it is proved that the interference with radar is feasible

    在復合誘餌劑的性能測試方面：對制備出的復合誘餌劑燃燒時的紅外輻射展開研究，發現了復合誘餌劑的紅外輻射能量比基片的紅外輻射能量有很大的增加；開展了對3mm 、 8mm波段毫米波雷達的透射與反射性能試驗，證明了該誘餌劑干擾雷達波是可行的。
  3. Sea clutter is a kind of spurious echoes that is caused by reflection from rough seas

    海雜波是一類假的回波，是由海面的大浪反射雷達微波而引致。
  4. Main conclusions drawn from the analyses of calculating results are as follows : ( 1 ) the microwave absorption of atmosphere gas have obvious attenuation at the wavelengths for cloud detection, thereinto, the water attenuation effect changes greatly, so the 94ghz cloud detecting radar should have water vapor attenuation correction scheme. ( 2 ) when 37ghz and 94ghz radars detect clouds, the difference between the atmosphere and cloud attenuation and the large variety of radar reflectivity conduce the intension of the radar backscatter signals change. ( 3 ) for the thin cloud layer and low water content of cloud, 37 - ghz radar backscatter signals are not as good as 94 - ghz radar, that is to say that the 94ghz radar has better capability in thin clouds detection

    本工作得出如下結論： （ 1 ）大氣氣體的微波吸收在測雲波段產生明顯的衰減，其中水汽衰減效應變化很大；即將上天的空間94ghz測雲雷達必須有水汽衰減訂正方案； （ 2 ） 37ghz和94ghz雷達測雲，由於大氣和雲衰減不同和雷達反射率的很大差異，導致雷達回波信號強弱不同； （ 3 ）對雲層較薄、含水量較少的雲，在不計雷達參數的情況下， 37ghz雷達回波信號不如94ghz測雲雷達，也就是說94ghz對薄雲有更強的探測能力；對雲層較厚、含水量大的雲，由於強衰減的作用， 94ghz雷達回波信號小於37ghz雷達； （ 4 ）從大氣衰減的不利因素方面考慮，空間94ghz雷達測高層薄雲的效果最好；測低層薄雲時需要考慮氣體衰減訂正；因濃厚雲的強衰減作用，探測其中下部的能力大大減弱，不僅要進行衰減訂正，而且要藉助其他信息來反演整個雲層的含水量垂直分佈； （ 5 ）為了獲得從極薄到極濃厚雲的垂直分佈探測能力，未來測雲雷達系統最好採用雙波長甚至三波長（如94 、 37和13ghz ） 。
  5. The reflected microwave would give the radar a false impression of rain

    這從地面反射回來的回波會使雷達誤以為是降雨。
  6. Except with the advantages of long range early warning and anti - stealth, rending anti - radiation missiles useless, also for its inherent flexibility and mobility that enlarge warning region, high frequency ship - borne surface wave over - the - horizon radar ( hf sswothr ) has been widely used in military domain

    高頻地波艦載超視距雷達具有遠距離預警、反隱身、抗反輻射導彈攻擊等方面的顯著特點。而且載艦本身的靈活性、機動性又提供了更廣闊的警戒空間，因此它在軍事上具有廣闊的應用前景。
  7. ( 2 ). according to the system indices and requirements together with the technology characteristic, it researches the capture possibility of apt capturing system. then it introduces the common scan methods, such as raster, spiral, raster spiral, rose and lissajo. ( 3 ). it makes a detailed simulation analysis of the raster and spiral scan, analyze the connection between capture probability, capture time, system index at different capture resolution angle, capture range, vibration angle extent and terminal location distributing mean square deviation

    其中對幾個關鍵部分進行了詳細分析:計算了目標角反射器的激光雷達散射截面（ lrcs ）值，研究了qd與ccd對目標位置角度的計算方法和空間解析度; （ 2 ）根據系統指標和要求並結合現有國內技術特點研究了apt捕獲系統掃描的捕獲概率問題，然後分析了幾種常見的掃描方式:矩形（ raster ）掃描、螺旋（ spiral ）掃描，矩形螺旋（ rasterspiral ）掃描，玫瑰形（ rose ）掃描以及李薩如形（ lissajo ）掃描; （ 3 ）對分行掃描和螺旋掃描進行了詳細的模擬分析，分析了它們在不同捕獲分辨角、捕獲范圍、振動角振幅和終端位置分佈均方差時的捕獲概率、捕獲時間與系統常數之間的關系。
  8. When phased array radar tracking low - angle target, the image of target caused by reflection from sea surface lead to multi - path effects

    相控陣雷達跟蹤海面上飛行的低空目標時，由於海面反射形成了鏡像，引起了多徑效應。
  9. When low elevation targets arc tracked using the monopulse radar, the multipath effects including the specular reflect and diffuse reflect degrade severely the tracking performance

    雷達跟蹤海面低空目標時，由鏡面反射和漫反射引起的多徑誤差嚴重影響雷達的跟蹤性能。
  10. The conclusions from this research include : ( 1 ) the real part mainly effects the delay time between two peaks of gpr signal, the larger the real part, the longer the delay time. ( 2 ) the imaginary part mainly affects the peak amplitude of gpr waveform except that from pavement surface, the higher the imaginary part, the lower the peak amplitude. ( 3 ) the neglect of imaginary part of dielectric will increase the analyzing error obviously when it is higher

    分析了路面結構層材料介電常數實部和虛部對雷達電磁波反射信號的影響，並得出以下結論： （ 1 ）介電常數的實部主要影響雷達反射波的時延，實部越大，時延越長； （ 2 ）虛部主要影響除路表反射波幅之外的其它結構層界面的反射波波幅，虛部越大，反射波幅越小； （ 3 ）當介質介電常數虛部較大時，忽略虛部將給分析結果帶來明顯的誤差； 3
  11. The reflected wave will be received by the receive antenna and transferred to digital data. we can analyze the data that saved by the computer of gpr to deduce the medium ' s property, situation, location and so on. being a kind of nondestructive, untouched method, it has many advantages such as nondestructive, rapidness, simpleness and high precision, so it will have wide applications in the ways of examination, control and maintenance to road quality, especially for highway

    路用探地雷達是近幾年發展起來的、應用於公路無損檢測的一項新技術，它利用超寬帶脈沖電磁波對路面結構層進行探測，當雷達發射天線發射的電磁波在路面結構層中傳播時會在介電特性突變處產生反射和透射，反射回來的波經由接收天線接收並轉化為數字信號儲存起來，通過分析探地雷達回波信號來估計路面結構層的性質、狀態和位置等特徵。
  12. ( 4 ) influence on reflected wave of the moisture of surface, base and subgrade and voids of asphalt surface is analyzed and characteristic waves are simulated to offer reference to analyzing actual wave

    （ 4 ）對路面面層、基層和地基的含水量以及瀝青層空隙率對雷達反射波的影響進行分析，並對其特徵波形進行模擬，為分析處理實際波形提供參考。
  13. In this paper, the principle of processing the cpr profile with coherent analysis was briefly described, and the program of coherent enhancement processing was composed on the basis of characteristics of the gpr profile

    摘要簡述了用相干分析法對探地雷達反射剖面進行處理的方法原理，並結合雷達剖面的特徵編制了雷達記錄道相干加強處理的實用程序。
  14. The processing of the field gpr profile in the limestone region with this program demonstrates that coherent enhancement processing of the gpr profile can effectively improve the continuation of the events reflected from the same interface and contribute to tracing the reflecting interface without the distortion of the event form

    對實測雷達剖面進行處理的結果表明：雷達記錄道相干加強處理能有效改善來自同一界面的雷達反射波同相軸的連續性，有利於反射界面的追蹤，同時不會引起同相軸的形態發生畸變。
  15. The rcs will be reduced with chinese - made signature - reduction paint

    另外，國產的吸波材料也將使其雷達反射截面得以降低。
  16. Radar cross section rcs

    雷達反射面積
  17. So their method can be used not only for phased array radar but also for reflector antenna radar. their research shows the ? a - stap can provide good clutter - suppression performance and has many advantages

    所以基於和、差波束的空時二維處理方法不僅可以用於相控陣天線雷達，也可以用於一般的反射面天線雷達。
  18. Firstly, this paper analyzes the function and project requirement that should be achieved, and puts forward overall architecture of the virtual drone simulation system. secondly the object - oriented modeling method is researched in the paper, accordingly simulative physical models of virtual drone based on object - oriented technique and modularizing structure are established. the physical models include model of dynamics and kinematics, model of radar electromagnetic wave reflection, model of infrared radiation, model of detection system, model of weapon system and model of combat evaluation

    在深入分析系統建模方法的基礎上，對面向對象的建模方法進行了一定的探討，建立了基於面向對象技術的虛擬靶標模擬物理模型，該模型嚴格按照模塊化的結構設計，包括動力學運動學模型、雷達反射特性模型、紅外輻射特性模型、探測系統模型、武器系統模型、作戰評估模型六個子模型。
  19. With the development of science, new method is used in fighter plane and missile design, and new material is used in fighter plane and missile production, which make them have higher speed, higher maneuvering, smaller radar cross section and better jamming and anti - jamming ability. all these development is a big challenge to surface - to - air missile and makes the battlefield environment more complicated

    隨著科技的進步，新技術、新材料的大量應用，使作戰飛機和戰術導彈具有更快的飛行速度，更好的機動性能以及更小的雷達反射面積;同時，電子對抗技術的廣泛使用，這些都給防空導彈帶來了巨大挑戰，使地面防空變得日趨復雜。
  20. The main works and results are as follows : 1. by use of one order multiple scattering theory, light scattering and reflection by a single coating layer is analyzed. the variance of radiation intensity, bidirectional reflection distribution function ( brdf ) and laser radar scattering cross section with coating layer parameters is given, with the effect of rough contrast on bidirectional reflection distribution function

    本文主要研究了單層和多層塗層結構介質的光散射特性，以及近場條件下復雜目標對激光波束的散射，其主要工作如下： 1 、採用一階多重散射近似理論分析單層塗層對光波的散射和反射，計算並討論了輻射強度、雙向反射分佈函數和單位面積激光雷達散射截面隨塗層結構參數的變化規律，數值分析了粗糙基底對雙向反射分佈函數的影響。
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