radio-wave propagation 中文意思是什麼

radio-wave propagation 解釋
射頻波傳播
  • radio : n. 1. 無線電訊[電報，電話]；無線電，射電。2. 無線電廣播；無線電（廣播）臺。3. 收音機。vt. ,vi. 用無線電傳送[廣播]；（向…）作無線電廣播[傳送]；用X射線拍照；用鐳醫治。
  • wave : n 〈美海軍〉女志願軍人〈見 WAVES 條〉。n 1 波浪；碎浪； 〈the wave（s）〉 〈詩〉海。2 波動；波狀...
  • propagation : 持續培養
  1. The text uses the method of ray tracing that is based on improved traditional mirror image principle of the radio wave forecast and two ray propagation model, which can be used in any complex propagation environment and found any propagation path from the sending set to receiving machine without redundancy computer

    本文是基於無線電波預測中傳統的鏡像原理與雙射線傳播模型的結合而提出的改進了的射線跟蹤演算法，它能用於任何復雜的傳播環境中，能找到從發射機到接收機之間的所有傳播路徑而無須冗餘的計算。
  2. The highly sophisticated electronic methods rely on either light or radio wave propagation.

    較復雜的電子技術是利用光或無線電波傳播。
  3. Terminology for telecommunications. radio wave propagation

    電信術語無線電波傳播
  4. Definitions of terms for radio wave propagation

    無線電波傳播用術語的定義
  5. 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。
  6. International electrotechnical vocabulary - radio wave propagation

    國際電工詞匯.無線電波傳播
  7. Electrotechnical vocabulary. chapter 705 : radio wave propagation

    電工詞匯.第705章:無線電波傳播
  8. International electrotechnical vocabulary - chapter 705 : radio wave propagation

    國際電技術詞匯.第705章:無線電波傳播
  9. In terms of deriving the maximum trapped - wavelength and the critical emitting angle of elevation for electromagnetic wave which can forms duct propagation and introducing the four kinds necessary condition for electromagnetic wave to form duct propagation, under these conditions we now have the radio wave bent back towards the earth

    結果與實際觀測到的波導傳播時的回波結構相同，說明，根據不同的大氣層結，利用電磁波的波導傳播的射線追蹤方法可以基本上確定電磁波的傳播軌跡。
  10. 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。
  11. For few domestic and international studies of the radio propagation in the overburden of the earth ' s crust, this paper theoretically stresses the propagation problem of low frequency radio wave, including slf wave and vlf wave, in the medium and briefly introduces the theory of scale model testing method

    針對國內外有關電波在地殼覆蓋層中傳播研究工作的空白，本文主要從理論上討論低頻（包括特低頻和甚低頻）無線電波在該種介質中的傳播問題，並簡要介紹縮比模型測量理論。
  12. At the same time, as more and more radio sources have been set up, electromagnetic pollution in urban area becomes more serious, which is harmful to people ' s healthy and communication system so it is necessary to simulate the electromagnetic propagation in urban area by computer being an approximate hf method in evaluating em scattering ， the complex ray method （ crm ） is valuable in actual applications ， mainly benefited from its simple physical model ， convenient mathematical formulation and computational efficiency, especially with the scenes of scattering from complex objects based on the condition mentioned above, a hybrid ray model of the urban area electromagnetic wave propagation prediction was established with the foundation of ray tracing theory and complex ray theory

    復射線技術作為一種求解波場問題的高頻近似方法，由於其具有物理模型簡單、數學處理方便、計算效率高等優點，在復雜的目標散射特性分析等應用領域中有著重要的應用價值。基於以上的情況，本文在射線追蹤理論和復射線理論的基礎上，為城區環境建立了混合射線預測模型。本文採用橢圓模型對已有的射線追蹤方法進行加速，並將復射線理論應用到城區環境電波傳播預測中，提出新的預測方法混合射線方法。
  13. With these three calculated parameters, the attenuation factor value of the radio wave propagation in the earth ' s crust is calculated by the ways of plane wave method and communication formula method, and the value of the leakage on the ground is also calculated by the inhomogeneous medium ' s field analysis method

    據此三種參數，利用平面波法和通信公式法計算出電波在地殼中傳播的衰減因子值，以及利用非均勻介質的場分析法計算出地面場強泄露衰減因子值。
  14. By analyzing the model of radio wave propagation loss, this paper provides a weighted centroid localization algorithm that uses coefficients, which are decided by the influence of beacons to unknown nodes, to prompt localization accuracy

    文中通過對無線電傳播路徑損耗模型的分析，提出了加權質心定位演算法，用信標節點對未知節點的不同影響力來確定加權因子，以提高定位精度。
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