線狀天線 的英文怎麼說

中文拼音 [xiànzhuàngtiānxiàn]
線狀天線 英文
wire antenna
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  • : Ⅰ名詞1 (形狀) form; shape 2 (情況) state; condition; situation; circumstances 3 (陳述事件或...
  1. The thesis focus on the numerical analytical method of curved broadband wire antennas. first, the paper introduced the development of broadband antennas, the common measures to broaden antennas " bandwidth and the study on curved antennas. second, the generalized halen integral equation ( mei ' s equation ) was derived based on the three basic equations of wire antennas by two means and its numerical solution method was discussed

    本文就曲寬頻帶的數值分析方法展開研究,首先介紹了寬頻帶的發展,實現寬頻帶的常用方法和曲的研究現,然後在直加載滿足的方程的基礎上用兩種方法推導了曲滿足的推廣的海倫積分方程( mei 』 s方程) ,討論了不同基函數下方程的數值解法。
  2. To keep the environment people live in, we should restrict or prevent many kinds of pollution, which includes electromagnetic radiation pollution. while we are considering setting up base station or evaluating the electromagnetism pollution of environment, we can measure on the spot. to save time, hard work and cost taken by measuring on spot, it is necessary to calculate and analyze the electromagnetic wave propagation in urban area

    在對現有電磁輻射源(如移動通信基站、廣播電視發射等)環境電磁污染況進行評估時可以進行實地測試,但是對在建或擬建的輻射源則不可能進行先測試,同時為了避免實地測試的費時、費力和較大的測試費用,通過計算機來計算分析城市環境電波傳播顯得很有必要。
  3. In this thesis first the research the sr - df algorithm under the arbitrariness antenna array, which is based on the algorithm of music, second the algorithm has been put into realization on the hardware, so that in the later to embattle the antenna can reference to this thesis

    本課題對比較適合的任意形陣進行了研究,在趨于成熟的music演算法的基礎上,研究任意形超分辨測向陣通用演算法,然後對該演算法進行硬體的實現。
  4. Design of broadband shipboard whip - type antenna at high frequency band

    艦用短波寬帶鞭研究
  5. The antenna test turntable automatic test system used the multi - machinecollecting and distributing controlling mechanisms in this article. the lowerposition machine realized the real - time control of the electrically controlledsystem and the goniometric system, keeping the communication with the upperposition machine, and fed back the turntable condition information, and so on ; the upper position machine realized the data acquisition of the various axialangles, the transmission of the control command and the monitoring of thecurrent turntable running status, and so on

    本文所研製的測試轉臺自動化測試系統採用的是多機集散控制機制? ?下位機實現對轉臺電控系統、測角系統實時控制並保持與上位機通信以及反饋轉臺態信息等工作;上位機實現轉臺各軸角度數據採集、控制命令發送以及監視當前轉臺運行態等工作。
  6. On the assumption that a cabin and a horn antenna were under the bottom of an airplane, fdtd method was applied to analyze the antenna patterns which are generally affected by the body of the airplane

    摘要假定飛機腹部加裝了某一形的炮艙和矩形喇叭,用時域有限差分法( fdtd )分析了這樣的外形對輻射特性的影響。
  7. Four tem - horn antennas have been made. using these antennas two - element rain gutter tem - horn array, two - element stacked tem - horn array, four - element rain gutter tem - horn array and four - element stacked tem - horn array are been mades up of. the results of experiment accord with theory and numerical stimulation

    最後,對tem喇叭陣列進行了原理性實驗研究,設計了帶地板結構的半tem喇叭,組成二元槽陣列、二元疊陣列、四元槽陣列、四元疊陣列等,應用小信號測試,得到的結果與理論和數值模擬相一致。
  8. Just received jarl ' s jcc 600 ( all cw ) # 17 certificate ( see attaching picture ). a small gun ( barefoot and wire dipole ) together with persistence do achieve the goal

    剛收到日本陸佰城市全報務獎(見附圖) 。只需輕裝備( 100瓦特及偶極子)和意志耐力便能達至目標。
  9. The elegant selections for this year include : very large array in moonlight, the satellite rescue mission of space shuttle, north america nebula in cygnus, hong kong from space, comet halley in easter island, eagle nebula in serpens, and the supernova 1987a

    選輯的十二幅珍貴文圖片包括:月色下的甚大陣太空梭拯救衛星任務鵝座北美洲星雲太空中所見的香港復活節島上的哈雷彗星巨蛇座鷹星雲1987年所發現的超星等。
  10. Look, look, look ) nigga i m untamed, quik, to - jack a nigga for cocaine

    (女)用排成愛你的形H o H o
  11. Smart antenna has two critical tasks, one is to filter the uplink signals, and the other is to form the downlink beam, and we need adaptive algorithm and digital signal processing ( dsp ) technology to fulfill these work. adaptive algorithm is one of the most important technologies of smart antenna, and it determines smart antenna ' s speed to the wanted to signal and the complexity of the circuit of the communication system

    自適應演算法是智能的核心技術之一,它決定著智能對來波信號響應的速率和系統實現電路的復雜程度,系統需要針對各種通信環境來選擇合適的演算法,也可以採用演算法分集的方法來使整個系統工作在最佳態。
  12. The combination of fdtd method with physical optics is also used to analyze paraboloidal reflector antenna in millimeter band. using fdtd method, we obtains precise near fields of the feed because the computing areas include all the feed structure. the current on the paraboloidal reflector can be calculated by using physical optics, and then the far field of reflector can be calculated

    在毫米波拋物面的分析計算中,把fdtd與物理光學法結合起來, fdtd用於具有精細結構的饋源及饋電波導一體計算,得到饋源的幅度和相位方向圖,以此為依據調整饋源結構,使饋源的幅度和相位方向圖為最佳態。
  13. In the third chapter, it was particularly analyzed the impact of the correlation between antenna arrays both sides of transmit and receive, the coexistence of line of sight ( los ) component and scatter power component in the radio propagation environments, and known and unknown channel state information on the capacity of mimo channel. the related simulation results are also given

    第三章著重分析了收發兩端的多單元之間存在相關性、同時存在直射分量( los )和散射分量的傳播環境、已知和未知通道的態信息等因素對mimo通道容量的影響,給出了有關模擬結果。
  14. Information is collected through the use of special rotating antennae found on the two strands that form the helix and located where each strand intersects with its four ladders

    通過使用在二條里發現的特別旋轉收集信息,二條形成螺旋用它的四個階梯固定在每條橫斷面上。
  15. Solid parabolic satellite television dish antenna

    碟形衛星
  16. Moreover, the fish antenna is often used in the detection system. the variable phase center of the antenna is calculated which contain vertical polarization and horizontal polarization

    另外,本文對在偵收站中常用的魚骨在水平極化和垂直極化兩種態下的可變相位中心作了深入地研究。
  17. This paper presents a dominant - mode microstrip leaky - wave antenna

    摘要介紹了一種工作在基模態下的微帶漏波
  18. Leaky wave antennas with specific profiles are analyzed and their radiation properties are compared ; the conclusions based on the present analysis are of practical significance for the design of these kinds of leaky wave antennas

    文中選取了幾種介質柵形漏波進行研究,並對它們的輻射特性進行了比較分析;所得結論對該類全向漏波的設計具有實際意義。
  19. Mesh parabolic satellite television dish antenna

    碟形衛星
  20. Collapsible - whip antenna

    可折疊鞭
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