radar duct 中文意思是什麼

radar duct 解釋
雷達大氣波導
  • radar : n 〈美國〉【無線電】 〈radio detecting and ranging 之略〉 雷達，無線電探測器 （＝〈英國〉 radiolo...
  • duct : n. 1. 管，導管，輸送管；槽，溝，渠道。2. 【無線電】波道；【電學】（電線，電纜等的）管道。
  1. A method of evaluating radar oth performance in evaporation duct environments

    蒸發波導環境下雷達超視距性能評估方法
  2. The result can be long distance reception of radio waves that would normally have been far beyond the radio horizon. the equations for ray tracing were given, simulating and tracing electro - magnetic wave duct propagation using spherical layered atmosphere mode, this method is very useful for analysis of radar echo distribution and confirm relation of stratification of atmosphere and ray duct propagation in the process of studying radar second product, introduce a new 3 - d interpolation method. outcome of this method can suit all kinds of density product

    在雷達二次產品處理演算法中，討論了一種新的三維插值，比以往在顯示每一個雷達二次產品時，都作一次插值相比，這種方法既節省了總的機時，也提高了每個產品的顯示速度，在討論這種方法后，用幾個產品的實例，說明了這種方法是可行的，並且還討論了等值線的生成原理，在「雷達二次產品處理平臺」下，開發了visualc + +實現程序。
  3. Analysis of radar detection ability in evaporation duct environment

    蒸發波導環境中的雷達探測性能分析
  4. Thirdly, the conclusions of the two aspect applications are given as follows : the exploration of the application of the evaporation duct prediction to the flux relationship research and evaporation duct predicting shows that based on this predicting method and with microwave refractometer, as sensor, ( 1 ) the dimensionless gradient function of temperature, humidity and refractivity in the flux relationships can be determined with higher precision, ( 2 ) the limitations of conventional observations on the predicting accuracy for evaporation duct can be avoided and the precise prediction for evaporation duct can be obtained with the accurate measurement of refractivity profile within a few meters. the radar performance under given evaporation

    三、對兩個應用問題的討論表明：基於本文發展的蒸發波導預測理論，使用微波折射率儀為傳感器： （ 1 ）開展通量關系研究時，可以用於邊界層溫度、濕度和折射率無量綱梯度函數的精確測定和得到蒸發波導環境預測所需的偽折射率參數化函數關系； （ 2 ）預測蒸蒸發波導環境特性和傳播特性及其應用研究發波導環境時可以避免使用傳統氣海界面要素測量中存在的局限，並用折射率音d面不太高的精確測量結果精確預測蒸發波導環境。
  5. According to state - of - the - art of evaporation duct propagation research, and to meet the demands on the prediction techniques of evaporation duct environment and the assessment of radar performance under evaporation duct environment, this dissertation gives a thorough research in depth on the subject described above. the researches include the prediction theory of evaporation duct and its applications, the theory of ray tracing based on which the prediction of radio wave rays are conducted and its application to the predicting of radar range performance under a given evaporation duct, and the characteristics of tropospheric ducts over china

    根據上述情況，結合我國盡快得到蒸發波導環境預測技術及在其中運作無線電系統的性能預測技術等需求，本文針對蒸發波導傳播及其相關應用這一熱點難點問題較深入地研究了蒸發波導環境預測技術的理論及其應用、蒸發波導環境中雷達探測性能評估所要求的基本理論之一? ?射線描跡技術及其在代表性蒸發波導環境中雷達探測性能評估技術方面的應用和我國應用所需的我國大氣波導環境特性等幾個方面。
  6. To evaluate accurately the ability of radar in evaporation duct environments, a method is proposed which is combined the electromagnetic waves propagation numerical equation with the theories of radar receiver

    該文主要針對如何準確評估蒸發波導環境下雷達的探測能力問題，利用電磁波傳播的數值方程並結合雷達接收機理論，構建了雷達探測定量評估的模型和方法。
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