In the East Asian Monsoon area, there are two intensity oscillation belts of the ISO and BWO, the north oscillation belt is located to the subtropical latitude between the Yangtze River basin and the Pacific area of Southern Japan which is relation to the East Asian subtropical monsoon, the south oscillation belt is located to the tropical area between the South China Sea and the Ocean of the eastern Phillips which is relation to the tropical monsoon.
东亚季风系统中，最突出的特征是的ISO和BWO都表现为非常清楚的南北两个强振荡带，北边一条与副热带季风相联系，位于25°N～30°N附近的中国东部长江流域到日本南部的副热带洋面上；南边一条与热带季风相联系，位于中国南海到菲律宾东部的热带洋面上。
High power microwave; bielectron-beam; relativistic; BWO; relativistic Orotron
双波段高功率微波源；双电子注；相对论返波管；相对论奥罗管
The result makes clear: Photograph of crystal of BWO4 of 覲 of Jia bed Lin is compared, naF adulteration can raise PbWO4 crystal significantly the transmitance around 350 Nm, its X ray is aroused new glow peak; appears in emissive chart and LiF adulteration caused limits of crystal visible light to be absorbed strongly inside, drop what cause PbWO4 crystal light to produce the specified number significantly.
结果表明：和未掺杂PbWO4晶体相比，NaF掺杂可以显著提高PbWO4晶体在350 nm四周的透过率，其X射线激发发射谱中出现新的发光峰；而LiF掺杂引起了晶体可见光范围内的强烈吸收，造成PbWO4晶体光产额的显著下降。
The interaction impedance of fundamental backward wave of the SWS is smaller than 1 is a good explain to the truth that the electronic efficiency of THz BWO is smaller than 0.01%.
这种结构负1次返波的耦合阻抗较小，基本上小于1 ，很好解释了现有THz返波管的电子效率小于0.01%的事实。
The operating regimes of a gyro-BWO driven by an external signal are analyzed using nonlinear oscillation theory, linear theory, nonlinear code, and Adler`s curve.
而根据非线性振荡理论来办别稳定解，同时使用非线性稳态程式ヽ放大器线性理论以及Adler's curve三种不同的分析方法探讨注入讯号驱动磁旋返波管在各个不同电流之下的作用机制。
The stable gyro-BWO W-band is predicted to yield a peak output power of 100 kW at 96 GHz with an efficiency of 20%, a half-power frequency tuning bandwidth of 1.8 GHz for a 100 kV, 5 A electron beam with an axial velocity spread of =5%, and the stable gyro-BWO operating in the Ka band mode, is predicted to yield a peak output power of 233.7 kW at 36.32 GHz with an efficiency of 13%, and a 3 dB frequency tuning ranges 0.82 GHz for a 120 kV, 15A electron beam with an axial velocity spread of.
依据模拟结果显示，稳定的W频段磁旋返波振荡器操作於5 A、100 kV、5 %轴向速率发散电子束下，在频率96 GHz将可达到100 kW 输出功率、20 %效率及1.8 GHz的频宽而稳定的Ka频段於15 A、120 kV、8 %轴向速度发散电子束下操作，在频率 36.32 GHz将可达到233.7 kW输出功率、13 %效率及0.82 GHz的3 dB调频范围。
Coupled mode and characteristic equations for completely separated and completely intermingled double beam TWA and BWO are first derived. Ash's results are extended to cases with distributed loss.
文中首先推导出适用于完全分隔和完全混合的双电子注行波管和返波管的模式耦合方程和特性方程，并把Ash的结果延伸到具有分布损耗的情况。
Experimental studies of relativistic backward wave oscillator (BWO) with a resonant reflector are presented.
阐述了带有反射腔的相对论返波管的初步实验研究进展。
Backward wave oscillator (BWO) has been used in many mm-wave sources for its advantage of wide band, frequency tunable continuously, and high power output.
返波管振荡器由于具有带宽宽、输出频率连续可调、输出功率较大等优点在毫米波频段的信号源中得到了很多应用。
Using teflon microwires and micro-tubes, several kinds of photonic crystal terahertz waveguides were fabricated, and we also experimentally characterized one of the photonic crystal terahertz waveguides by a terahertz time-domain system and a continuous BWO (backward wave osciallator) terahertz source.
利用特氟龙微细线和微细管制作了几种光子晶体太赫兹波导，并使用太赫兹时域谱系统及返波管连续太赫兹源对光子晶体太赫兹波导的基本传输特性进行了实验表征。
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.
相对论返波振荡器是有发展前途的高功率微波源之一，具有电磁结构紧凑、效率高和运行稳定等特点，在国际上受到广泛重视。
Based on the beam-wave mode-coupling theory, a principle of gyrotron device utilizing a hybrid interaction scheme of Backward-Wave Oscillator, Klystron Ballistic-Bunching and Traveling-Wave Tube (Gyro-BWO-KBB-TWT) is presented in this paper.
该文利用回旋管注-波模式耦合理论，提出了返波振荡-速调群聚-行波放大复合互作用回旋管工作原理。
A novel BWO with photonic band gap structure
具有光子晶体带隙结构的返波振荡器的初步研究
The vacuum electronic devices based on grating, such as the backward wave oscillator, Orotron and Smith-Purcell radiation source, are promising candidates in developing the compact, powerful radiation sources at the band of millimeter and THz waves.
在毫米波及THz波段，基于光栅结构的真空电子器件如BWO、Orotron、Smith-Purcell辐射源等器件，既可以发展成为高功率的源，也可以发展成为紧凑、小功率源，因而受到广泛的关注。
It is shown that the cutoff frequency of system increases with the introduction of inner coaxial conductor, the size of system can be greater than conventional corrugated waveguide bwo, large radius hollow electron beam could be used and device could operate with a low guiding magnetic field.
研究表明内导体的存在使系统截止频率升高，系统尺寸可比普通波纹波导慢波系统更大，并且可以采用大半径电子注并工作在低磁场状态。
The simulation results of gyro-BWO driven by an external signal show that there are three roots exist.
而根据非线性稳态程式的分析结果显示，当返波管达锁相稳定，将有三个不同的解存在。
First, the present thesis gives theoretical investigations on the coaxial BWO using the linear fluid model.
首先，本论文采用线性理论模型研究了同轴相对论返波振荡器的相互作用过程。
This THz BWO consisting of a large cross-section slow wave system operated as an overmoded surface wave oscillator.
其中，慢波系统是在一段过模圆柱波导内壁沿圆周方向平行挖去若干个均匀环形槽构成的，相邻槽间距固定不变。
The one of the distinguished advantage of the filter type slow wave circuit using in TWT is its property of suppression the BWO.
滤波性慢波线行波管的另一优点，是它的抑止返波振荡的性质。
Dispersion analysis of three-fold helical rippled waveguide for 8 mm gyro-TWT and gyro-BWO Gyrotron Traveling Wave Tube Amplifier with the Helical Wave Guide
8mm回旋行波管和返波管的三折螺旋波纹波导色散分析