氣象雷達 的英文怎麼說

中文拼音 [qìxiàngléidá]
氣象雷達 英文
cloud-collision radar
  • 氣 : Ⅰ名詞1 （氣體） gas 2 （空氣） air 3 （氣息） breath 4 （自然界冷熱陰晴等現象） weather 5 （氣味...
  • 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...
  • 氣象 : 1. （大氣現象） meteorological phenomena2. （氣象學） meteorology3. （情景） atmosphere; scene
  • 雷達 : [訊] radar （縮自 radio detection and ranging）
  1. According to collecting and analyzing the fault information of the jyl - 6 weather radar which is assembled in one of the main planes of the air force, we found the vulnerability on the radar ? design and technics. then we made some correction and the product ? dependability is improved

    本文通過對配裝空軍某重點飛機的jyl - 6氣象雷達研製、生產、使用中的故障信息進行統計、分析，找出該雷達設計、工藝中存在的薄弱環節，加以改進。
  2. The centre of the image is the location of the weather radar site at tai mo shan. chek lap kok is located near point b

    圖中影像中心是氣象雷達位置，赤?角位於b點。
  3. Measuring methods for meteorological radar parameters

    氣象雷達參數測試方法
  4. Meteorological radar observations in hong kong

    香港的氣象雷達觀測
  5. Receiving meteorological satellite imageries and operating weather radar systems

    接收氣象衛星影像及操控氣象雷達系統；
  6. New weather radar and lightning location products on hong kong observatory website

    天文臺網上新增氣象雷達及閃電位置產品
  7. Application of high - power microwave transmission technology to meteorological radar

    高功率微波發射技術在氣象雷達中的應用
  8. The centre of the image is the location of the weather radar site at tai mo shan

    圖中影像中心是氣象雷達位置，赤角位於b點。
  9. Fig. 7 rain echoes at 3 km above ground level taken from the weather radar at tai mo shan at 3 a. m. on 3 april 2000

    圖七於二零零零年四月三日凌晨3時，大帽山氣象雷達顯示的3千米高空雨雲影像。
  10. Secondly, we discuss the application of if sampling and digital demodulation technique in pd weather radar signal processing system

    其次，本文研究了中頻采樣及數字解調技術在氣象雷達中的應用。
  11. Based on rain drop size distribution ( dsd ) data measured in qingdao, guangzhou and xinxiang, the radar reflectivity factor z for spherical rain drops, the radar reflectivity factor zh and differential reflectivity zdr for oblate ellipsoid rain drops have been calculated. the relation of reflectivity and rainfall rate for conventional meteorological radar and the relation of reflectivity, differential reflectivity and rainfall rate for multiparameter radar are regressed, the performance difference of two kinds of radar for measuring rainfall and difference for measuring rainfall in different regions are also discussed

    基於我國青島、廣州和新鄉地區雨滴尺寸分佈數據，計算了球形雨滴雷達反射因子，橢球形雨滴雷達水平極化反射因子和差分反射率，回歸給出了這些地區的常規氣象雷達反射因子與降雨率的經驗關系和多參數雷達水下極化雷達反射因子、差分反射率和降雨率關系，並對其測雨精度和地區差異進行了比較。
  12. Then, we introduce the basic structure of pd weather radar signal processing system and their function of each subsystem, mainly including intermediate frequency receiver, clutter elimination, range correcting and smoothness, ambiguity resolution and spectrum estimation

    並在此基礎上介紹了氣象雷達信號處理系統的基本構成與各部分的主要功能，主要包括氣象回波中頻接收、雜波抑制、距離訂正、平滑處理、解模糊和譜矩估計等。
  13. This thesis discusses the pulse doppler ( pd ) weather radar signal processing system including digital intermediate frequency ( if ) receiver, especially on the application of if sampling and digital demodulation technique in pd weather radar signal processing system, the influence of amplitude and phase unbalances of in - phase and quadrature channels on weather radar echo spectrum estimation, ground clutters elimination algorithms and a typical engineering realization scheme of pd weather radar signal processing system

    本論文研究的是採用數字中頻接收技術的脈沖多普勒氣象雷達信號處理系統，重點研究了中頻采樣及數字解調技術在脈沖多普勒氣象雷達信號處理系統中的應用、正交雙通道幅相不平衡對氣象回波譜估計的影響、地雜波濾波演算法，以及脈沖多普勒氣象雷達信號處理系統的具體工程實現。
  14. Infected by the market transfer effect, jth make significant progress in sales representation of atc product and doppler radar maintenance business

    在市場傳遞效應的影響下，金天海又在空管產品代理和氣象雷達維修業務取得突破。
  15. The theoretic analysis and computer simulation results reveal that this influence ca n ' t be ignored. because the if sampling and digital demodulation technique can improve amplitude and phase unbalances of in - phase and quadrature channels, we apply it in the pd weather radar signal processing system and select several digital demodulation algorithms, which are easier to implement, for this system

    由於採用中頻采樣和數字解調技術能有效地提高正交解調兩路的幅相一致性，本文將中頻采樣及數字解調技術應用到脈沖多普勒氣象雷達信號處理系統中，並結合氣象信號的特點選擇了適合工程實現的中頻采樣及數字解調演算法。
  16. Thirdly, we study several ground clutters elimination algorithms combining the properties of ground clutters and we get the conclusion that the frequency domain algorithm has better performance through extensive analysis and comparison. finally we proposed a typical pd weather radar digital signal processing system realization project including the software and hardware implementation

    本文還結合氣象雷達地雜波的特點詳細研究了各種濾除地雜波濾波演算法，在對各種濾波演算法進行分析和折中考慮之後，選擇地雜波頻域濾波演算法應用於本信號處理系統。
  17. In the dependability improvement process, we used many kinds of methods, such as dependability improvement analysis, dependability forecast, fault modeling effect analysis, dependability qualification test etc. it verified the evident improvement in the jyl - 6 weather radar ? dependability. the point estimate value is improved from 77. 7 hours to 432. 4 hours and the mtbf value reaches 144 hours. in our country, it is the first time that the airborne radar ? dependability criteria exceed 100 hours

    在可靠性增長過程中通過可靠性增長方法分析、可靠性預計、故障模式、影響分析及可靠性鑒定試驗驗證等手段證實可靠性增長后， jyl - 6氣象雷達可靠性指標點估計值由77 . 7小時提高到432 . 4小時， mtbf置信下限達到144小時，在國內實現了機載雷達可靠性指標首次突破100小時。
  18. Firstly, we introduce the radar equation of weather radar, the basic principles of detection weather targets, the time and frequency domain properties of weather radar echo and its simulation methods

    首先簡要介紹了氣象雷達的雷達方程、氣象雷達探測氣象目標的基本原理、氣象目標回波的時域頻域特性和氣象回波信號的模擬方法。
  19. This system calculates the movement of rain areas detected by weather radars and then projects from these movements the rainfall in the territory

    該系統利用氣象雷達探測所得降雨分佈情況，計算降雨區的移動速度，從而推算香港境內的雨量。
  20. Echoes captured by the hong kong observatory weather radar at 6 : 18 a. m. on 4 june 1997 when heavy rain associated with an active trough of low pressure was affecting hong kong

    天文臺氣象雷達於一九九七年六月四日上午六時十八分錄得的雷達回波圖像，當時香港正受一道活躍低壓槽影響而下著大雨。
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