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- Analysis on dispersion characteristics of helical groove gyro TWT[J]. 引用该论文 杨家栋;宫玉彬;魏彦玉;黄民智;王文祥.
- Three dimensional finite clement methol for solving The dispersion characteristics of the slow wave steuctures. 用三维有限元法求解慢波线的色散特性
- The coupled equations are solved by Muller method,and therefore the spectral dispersion characteristics are obtain. 对不同静水压力下圆柱壳的频散特性进行研究,初步揭示无限长圆柱壳振动受到水深影响的变化规律。
- The dispersion characteristics were computed on the assumption that the frequency is a real number and the wavenumber is a complex number. 然后分析了系统中的位移分布,以此确定了各模式检测管材的最佳频厚积范围和检测的最佳位置。
- Dispersion characteristics of these systems involving two or three immiscible liquids are also very important for the design of chemical processes. 在化工界的应用方面,此类系统具有很大的潜力,其分散特性也是很重要的设计资料。
- Abstract: The mode dispersion characteristics and cut-off properties of rib waveguide with trapezoidal cross section are investigated. 摘 要: 本文运用变量变换伽辽金法对具有梯形截面脊形光波导的本征模式特性作了分析。
- The dispersion characteristics of vehicular pollutant within street canyon were analyzed by using the method of numerical calculation. 摘要通过数值计算的方法分析了城市街道峡谷内机动车排气污染物的扩散特性。
- The results show that a judicious choice of the plasma frequency may well control the dispersion characteristics of the LPCA. 分析结果表明,通过控制等离子体的频率可以达到控制LPCA色散特性的目的。
- The mode dispersion characteristics and cut-off properties of rib waveguide with trapezoidal cross section are investigated. 本文运用变量变换伽辽金法对具有梯形截面脊形光波导的本征模式特性作了分析。
- Influence of the shielding box 011 the propagation and dispersion characteristics of microstrip has been analyzed by the spectral domain immittance approach. 本文用谱域导抗法分析了微带线的特性,研究了屏蔽盒对微带线传播特性和色散特性的影响。
- The near electromagnetic model of the plasma channel antenna (LPCA) was proposed to analytically evaluate the dispersion characteristics of its normal modes in lossy gases. 摘要分析了激光等离子体通道周围为有耗气体媒质时激光等离子体通道天线(LPCA)所传播一般模式的色散特性。
- In this paper a new kind of TWT is introduced and its working principles are analyzed.Structure of the TWT with slow wave system and its dispersion characteristics are analyzed. 介绍了一种新型的行波管并分析了其作用机理,分析了这种新型行波管慢波系统的结构及其色散特性,讨论了T形齿结构和梯形齿结构慢波系统几何尺寸对工作性能的影响。
- The above curve data illustrates the excellent S2.1M horizontal tweeter dispersion characteristics taken at 0 degrees (on axis), 15 degrees, 30 degrees, and 45 degrees off axis. 上图曲线数据说明在0度(轴向),15度,30度,45度(偏离轴向),优秀的S2.;1M水平高音离散特性。
- In present paper, we give a description of the observational instruments and circumstances. On the basis of statistical analyses of the observed data, whistler types, occurrence and dispersion characteristics of whistlers are described. 本文首先对观测设备作了介绍,在对观测资料进行统计分析的基础上就哨声类型、发生率、色散特征等作了描述,然后重点对磁暴期间两天的哨声活动作了较细致的分析,并由此推求出其传播途径上的电子浓度变化。
- The evaluation of Rayleigh wave dispersion characteristic is the key step for detecting S-wave velocity structure. 摘要瑞利波频散特性测试是波速结构的面波探测方法中的关键环节。
- This study presented the distribution and dispersion characteristics of vehicular pollutant within a given street canyon, and the results of this work can provide the basis for the environmental control of street canyon. 研究工作给出了特定街道峡谷内的机动车排气污染物的分布特征及扩散规律,可以为城市街道峡谷的环境控制提供依据。
- TA Dean,LIU Zhenqing.Analysis of dispersion characteristics of ultrasonic longitudinal axisymmetric guided waves in viscous liquid filled pipes[J].Acta Acustica,2005,30(3):193-200. [5]他得安;刘镇清.;充粘液管材中超声纵向轴对称导波的频散特性分析[J]
- The compunction programs are simple and there is no need of explicitly evaluating Special functions.It can give accurate data for dispersion characteristics, cut-off frequencies and modal fields. 本法编程十分简单,不涉及特殊函数的繁复计算,有普适性,可精确求得色散曲线、截止频率与模场分布。
- Dispersion of forces led up to the defeat. 分散兵力是导致失败的原因。
- In this paper,first we analyze the frequency dispersion characteristic of Rayleigh wave and the shortcoming of the traditional method of parameter abstracting. 本文首先分析了瑞雷波的频散特性和传统的参数提取方法的缺陷,然后,利用时频分析的方法对实际资料进行了处理。