慢波 的英文怎麼說

中文拼音 [màn]
慢波 英文
slow mode wave
  • : Ⅰ形容詞1. (速度低; 走路、做事等費的時間長) slow 2. (態度冷淡, 沒有禮貌) supercilious; rude Ⅱ動詞(從緩) postpone; defer
  • : Ⅰ名詞1 (波浪) wave 2 [物理學] (振動傳播的過程) wave 3 (意外變化) an unexpected turn of even...
  1. At the same time the influence of the cavity in front of slow - wave structure and the length of a smooth drift tube which connect two sections of slow - wave structure are also studied in this dissertation

    然後利用magic粒子模擬軟體模擬了反射器對器件工作性能的影響,同時還分析了慢波系統前面的腔體以及兩段式慢波結構中過渡段的長度對器件工作性能的影響。
  2. Simulation of klystron cavity using mafia

    軟體模擬耦合腔慢波結構的冷測特性
  3. Variational analysis of dispersion characteristics in disk - loaded waveguide slow - wave structures

    盤荷慢波結構色散特性的變分分析
  4. In the non - coaxial bwo of l - band, the radius of the slow - wave structure is very large, and the volume and weight of the guiding - magnetic system are also very large. thus, the non - coaxial bwo of l - band is bulky and lumbersome and is inconvenient for real application

    若採用非同軸相對論返振蕩器實現l段的微輸出,則要求慢波結構的平均半徑很大,導引磁場系統的體積和重量會變得較大,這給器件的小型化帶來了很大的困難。
  5. The research also indicates that sd is millivolt voltage signal with slow variation

    研究還表明sd的特點是一種緩慢波動的毫伏級信號。
  6. Characteristics of serpentine circular groove guide slow - wave structure

    曲折圓形槽慢波系統的高頻特性
  7. So, one can conveniently design a high performance sinuous feed rapidly following the steps in this paper

    因此,根據文中步驟可以快速、方便地設計出性能優越的慢波線。
  8. Using the particle - in - cell ( pic ) model, a 8 millimeter relativistic backward wave oscillator underlying superradiance mechanism was gotten, the influence on both operation frequency and radiation efficiency of the guiding magnetic field, the diode voltage, the beam current and the beam radius as well as the corrugation structure were also presented

    採用pic方法,通過數值模擬優化設計了超輻射狀態下的8毫米相對論返振蕩器,分析了引導磁場、二極體電壓、電子束流、電子束半徑、周期慢波結構等對器件的輻射功率及輻射效率的影響。
  9. In the first part of the paper, the explicit form of difference equation and periodic boundary condition is derived in cartesian coordinate system. secondly, the dispersive characteristic is analyzed in cylinder coordinate system for many high power microwave devices use cylinder sws. and then the method is extended to calculate the band structure of 2 - d photonic crystal, a modified yee ’ s grid is introduced to calculate the dispersive characteristic in the case of triangular lattice, so that both square lattice and triangular lattice cases can be solved in cartesian coordinate system

    周期電磁結構的一個重要應用就是用作高功率微器件中的慢波系統,考慮到目前大部分高功率微器件的慢波系統多採用圓柱周期結構,在論文第四章中,在圓柱坐標系下,給出了差分方程和周期性邊界條件的具體形式,同時編寫程序,分析了milosws ,盤荷慢波結構的色散特性。
  10. The slow - wave characteristics neglecting and taking account of space harmonics ( sh ) for periodically iris - loaded confocal elliptical waveguides are analysed, and the dispersion equation and the mean coupling impedance of this structure are obtained by

    分析了周期膜片加載共焦橢圓導,在考慮空間諧和不考慮空間諧兩種情況下的慢波特性。應用場匹配方法得到這種結構的色散方程和平均耦合阻抗。
  11. The result of thermal analysis for coupled - cavity slow - wave structure had been achieved in the form of temperature contour figure and heat flow density vector figure

    對耦合腔慢波結構熱特性的模擬得到了以溫度分佈雲圖和熱流密度矢量圖方式表示的結果。
  12. For the first time, the coaxial ridge - disk - loaded cylindrical waveguide as sws is presented. its dispersion equation and the expression of coupling impedance are given by application of the field matching method. a series of numerical results show that the influence of structure dimensions on the dispersion characteristics and interaction impendance

    三、創造性地提出脊加載同軸膜片圓慢波結構,並對其採用嚴格的場匹配法,詳細推導了色散方程和耦合阻抗表達式,並得到一系列有關系統結構參量與色散和耦合阻抗之關系的數值模擬結果。
  13. This isi series oscillation has following characters : ( 1 ) long term cycle duration, whose duration of most oscillations ranged from 3 0 - 120ms, so we called it slow wave oscillation ; ( 2 ) large amplitude of oscillation, the minimum isi is about 2ms while the maximum is beyond 40ms, which suggested that the firing frequency vary from several tens to hundred hz ; ( 3 ) abrupt turn always occurs during the continuous change in isi, this turn is called inflexion temporarily

    該振蕩有下述特徵: ( 1 )振蕩周期較長,多數在30 ? 120s范圍,故稱慢波振蕩; ( 2 )振蕩幅度較大,其isi振蕩最小值在zms左右,最大值可達40ms ,表明放電頻率可在幾十到幾百k范圍內變動; ( 3 )在isi連續變化過程中往往出現突然轉折,暫稱其為拐點。
  14. At first, these waves are big and powerful, but their size decreases through the night

    這些慢波起初很強但幅隨時間推移逐漸減弱。
  15. Particle simulation of helical traveling - wave tube

    高效率空間行管螺旋慢波系統的模擬優化
  16. The advance of new slow - wave structure for high - power twt

    大功率行管新型慢波線技術的進展
  17. The results show that the electron mean drift velocity is affected by the cathode radius, the impedance of the load diode, the inner radius of vanes and the input voltage

    結果表明電子平均漂移速度決定於陰極桿半徑、負載二極體阻抗、陽極慢波葉片內徑和輸入電壓。
  18. Owing to having the advantages of large size, good thermal conductivity, high precision of manufacturing and assembling, the all - metal slow - wave structures are widely used in the wide - band, high power traveling wave tube ( twt ) and relativistic twt. furthermore, the disc - loaded cylindrical waveguide is one of the most important slow - wave structures in the all - metal slow - wave structures ( sws )

    全金屬慢波結構因其尺寸大、熱耗散能力強、整體性能好等優點被廣泛應用於寬帶、大功率行管和相對論行管中,而膜片加載慢波系統正是全金屬結構中最重要、應用最廣泛的一大類結構。
  19. Variations in helical slow - wave circuit parameters and traveling wave tube characteristics

    螺旋慢波電路參數變化對行管特性的影響
  20. Based on it, a new kind of helix slow - wave structure named elliptical helix slow - wave structure used in helix traveling wave tubes has been detailedly investigated. by studying the rf characteristics of this slow - wave structure, it ’ s found that higher operation frequency and interaction impedance will be obtained by increasing the eccentricity of helix or decreasing it of the shield. meanwhile, great potential of improving system bandwidth has also been found if the eccentricity of helix or shield or the two are properly choosed

    本文對近幾十年大功率行管的研究進展進行了簡單討論,並在此基礎上研究了一種可應用於螺旋線行管的新型的螺旋線慢波結構,即橢圓螺旋線慢波結構,通過對該螺旋線高頻特性進行詳細分析,我們初步認為,選擇適當的螺旋線和屏蔽筒離心率,可以提高系統工作頻率,增加系統耦合阻抗,並且具有改善系統帶寬的潛力。
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