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- The high order mode cutoff frequencies and resonant frequencies of TEM cell were analyzed using finite-element method (FEM). 采用三维有限元法分析了TEM传输室的高次模截止频率和谐振频率。
- Light travels back and forth symmetrically in cavity, that lets the gain distribution become even, and depresses the high order mode. 定向棱镜腔内振荡光线平行于光轴的对称位置交换穿行,匀化了增益,降低了模序数;
- The results show that, when the Fresnel number is small, the low-loss mode field distribution is the low-order mode, on the contrary, the low-loss mode field distribution is the high order mode. 结果显示,模式分布类似于稳定腔的模式,并且腔的菲涅尔数越小,模式阶数越低,当菲涅尔数合适时,可实现基模振荡。
- Acoustic excitation sources, high order modes and cutoff frequencies of noise were discussed for an annular combustion chamber. 论述了燃烧室的声激励源、环形燃烧室内高阶声模态及其截止频率。
- When the permittivities of dielectric rods increase, the number of regular modes decrease.Further more, there is no fundamental mode which is important for using high order mode only. 若增大介质杆介电常数,则出现的规则模式减少,并且没有基模出现,同一个模式,频率明显降低;
- As an appoximate method,MPA is convenient and simple,however,it has more errors on propagation constants and field distributions of high order modes. 结果表明:计算量少、方便简单的MPA在高次模的传播常数和场分布两个方面都存在较大误差。
- The higher order modes were all damped by at least 30db and the fundamental mode was essentially unchanged. 特殊结构的单模腔可使所有高次模式衰减大于30分贝而基模基本不变。 这样有可能使高模问题得到根本性的解决。
- Dual edge element can easily treat anisotropic media and solve different problems in uniform formulation, and has merits in numerical precision and computation for high order modes when compared with conventional edge element. 对偶棱边元方法易于处理各向异性材料,并可以统一地解决电磁波导的多个课题,与常规的棱边元方法相比在数值精度、高次模的计算等方面具有一定的优势。
- For the reason of accuracy, efficiency and low cost simulation, the lumped mass matrix and consistent mass matrix should be used for low order modes and high order modes respectively. 从计算精度、效率和成本综合考虑,建议低阶固有模态分析采用集中质量矩阵,高阶固有模态分析采用一致质量矩阵。
- Social position or rank, especially of high order. 社会等级社会地位或等级,特别是指较高社会地位
- As a lightweight his skill is of the highest order. 作为轻量级拳击手,他的技术是第一流的。
- Primary study of high order mode for superconducting accelerator under CW operation 超导加速器CW模式的高阶模初步分析
- Keywords high order mode cavity;multi-beam klystron;double-gap coupling cavity;electrodynamics system; 高次模谐振腔;多注速调管;双间隙耦合腔;电动力学系统;
- The result shows that there is repulsive forces between two incoherent dark solitons,and the high order dispersion effect decreases the strength of the mutual interaction. 结果表明:在两个非相干暗孤子之间存在排斥力,并且高阶色散效应减弱了非相干暗孤子之间的相互作用。
- A task that is initiated and terminated by a higher order task. 一种由较高一级的任务来启动和终止的任务。
- The job requires diplomatic skills of a high order. 这项工作要求高超的外交技巧。
- high order mode filter 高次模滤波器
- Focusing characteristic of higher order mode laser beams propagation through focusing optical system 高阶模激光束通过会聚光学系统的聚焦特性
- RESEARCH ON THE DESIGN OF HIGH ORDER CURRENT-MODE ACTIVE FILTER. 高阶电流模式有源滤波器设计。
- Quadric - FEM Analysis of Higher Order Mode Cut - off Frequencies in Coaxial Transmission Line 用二次FEM计算同轴线的高阶模截止频率