波振 的英文怎麼說
中文拼音 [bōzhèn]
波振
英文
springing-
This probability is related to the quantum wave amplitude in the barrier region.
這個幾率與勢壘區內的量子波振幅有關。Mechanism of low - frequency large - amplitude gravity waves of liquid in cylindrical shell container
圓柱形彈性殼液耦合系統大幅低頻重力波振動機理的研究As an example, the oscillation of a rectangular harbour due to the incident waves with different directions and wave numbers was investigated
作為算例,就一矩形港灣在不同方向、不同波數入射波情況下的港內水波振動問題進行了計算分析。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波振蕩器實現l波段的微波輸出,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。Surface transverse wave has the 1. 6 high frequency than rayleigh type surface acoustic wave ( using the same technology the frequency of devices of stw has about 1. 6 high frequency than rayleigh type surface acoustic wave ). the paper introduces the theory, design parament, technology and result expeiment of surface acoustic wave ( includes rayleigh surface acoustic wave and surface transverse wave, simple stw ) with low insertion loss, high q and researches the high frequency, low phase noise oscillator with 1ghz stw resonator as frequency element. and describes measurement method and finally experimantal result of the low phase noise surface acoustic wave oscillator
本文研究了以低損耗、高q值聲表面波(其中包括聲表面瑞利波- - rayleighsurfaceacousticwave ,和聲表面橫波等)諧振器的工作原理、設計參數、製作工藝及其實驗結果,並且研究了以1ghzstw諧振器為頻控元件的高頻率、低相位噪聲聲表面波振蕩器,以及低相位噪聲聲表面波振蕩器的測試方法和最終的測試結果。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毫米相對論返波振蕩器,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。While two ( or more ) electromagnetic waves of the same frequency, same direction of vibration, same phase or constant phase difference superpose in space, the amplitude of composite wave is vector sum of the amplitude of each wave
由兩個(或兩個以上)頻率、振動方向相同、相位相同或相位差恆定的電磁波在空間疊加時,合成波振幅為各個波的振幅的矢量和。The simulation results are compared to the normal dipole antenna in order to observe the influence of fractal and investigate the effect of antenna miniaturization. the relationship between miniaturization and fractal dimension is researched. the koch and 3 / 2curve fractal unit are applied to yagi - uda antenna, the performance like impedance characteristic and radiation pattern is simulated by cst microwave studio ?
對其阻抗特性及輻射方向圖進行了模擬計算,並分別與未應用分形的普通半波振子天線相比較,觀察分形對天線性能的影響,以檢驗分形天線小型化的效果,研究了尺寸縮減性與其分形結構的分形維數之間的關系。Research on x - band inner coaxial disk - loaded relativistic backward - wave oscillator
波段內同軸膜片加載相對論返波振蕩器的特性研究Measurement of the electrical properties of microwave tubes. part 8 : backward - wave oscillator tubes - " 0 " type
微波管電性能的測量.第8部分:回波振蕩管The backward - wave oscillator ( bwo ) is one of the promising devices that can produce high - power microwaves and is intensively investigated because of its merits such as compact structure, high efficiency and good stability
相對論返波振蕩器是有發展前途的高功率微波源之一,具有電磁結構緊湊、效率高和運行穩定等特點,在國際上受到廣泛重視。Analysis and tests show that by using slope compensation, the open - loop instability, sub - harmonic oscillation, non - ideal closed - loop response and noise etc. when duly cycle above 50 %, can be reduced or eliminated
理論分析與試驗表明,通過引入斜坡補償可以抑制或消除占空比超過5 %時的開環不穩定性、次諧波振蕩傾向、不理想的閉環響應、噪聲等。Harmonic - generator laser
諧波振蕩激光器In the lowest order, for the propagation of solitons in an inhomogeneous dusty plasma composed by two kinds of dust grains with different masses, if the interface of two kinds of dust grains in an inhomogenous dusty plasma is discontinuous, the tra nsmision and reflection waves both can be described by the kdv equation
2在非均勻塵埃等離子體中,對于小的、但有限振幅的長波振動,孤子可用kdv方程(或kdv型方程)來描述,而且電勢孤子的傳播情況在定性上與離子等離子體中電勢孤子的傳播情況一致。Backward wave oscillator tube
返波振蕩管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
該振蕩波有下述特徵: ( 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。The bubbles in diesel engine fuel injection system are studied. the frequency structure of pressure wave with bubbles bursting , as well as relation of types of bubbles and frequency spectrum , is expounded
採用頻譜分析法對柴油機燃油噴射系統中的汽泡進行了研究,分析了汽泡潰滅造成壓力波振蕩的頻率結構特性,並論述了汽泡與壓力波及其頻譜的關系。Active control of piezoelectric composite beam vibration using a nonlinear fuzzy filter
壓電復合材料層合梁非線性模糊濾波振動控制Square wave oscillation
矩形波振蕩A novel bwo with photonic band gap structure
具有光子晶體帶隙結構的返波振蕩器的初步研究分享友人