导波

This kind of SWS decreased the field strength in the structure efficiently and enhanced the power capacity of the device obversely in the THz regime. The structural parameters were optimized with the numerical simulation method, and a set of best parameters were presented.

采用数值模拟的方法对该慢波系统的结构参数进行了筛选，最终选取波导内半径为2mm、槽深为0.2mm、槽宽为0.6mm、单周期长度为1mm，共采用17个周期。

When several ultrafast pulses are propagating simultaneously, nonlinear processes such as cross-phase modulation, cross non-degenerate TPA, SRS and four-wave mixing, and so on, will be considered. One of the nonlinear processes will play dominance for various conditions.

当多波长超快脉冲在波导中传输时，脉冲之间将发生交叉相位调制、交叉非简并双光子吸收、受激拉曼散射和四波混频等非线性过程，在不同的条件下，将具有不同的非线性过程起主导作用。

In order to reduce the effect of probe errors in near-field antenna measurement, the solutions are proposed as follows: On the one hand, theoretical formula of probe-compensated is derived; on the other hand, drop-shaped probe is designed and near-zone gain, far-field patterns, axial ratio, main lobe width, input impedance, voltage standing-wave ratio, electromagnetic field and current distribution of probe are obtained through the computer simulation.

针对近场测量中的重要误差源之一&探头&的影响，本文提出解决方法：一方面用探头补偿的方法，根据洛仑兹互易定理和微波网络理论对补偿的解析式进行详细推导；另一方面用两种不同的仿真软件求解终端开口矩形波导探头的近场增益、远场方向图、轴比、主瓣宽度、输入阻抗、电压驻波比、电场分布、磁场分布、表面电流分布等特性参数，可实现探头增益的修正。

On this tache, new members could know and realize fathers' elegant demeanors through the small bars. For instance, mature and sober Bobo, the heavyweight person with ability Guide Feng, golden brand belle emcee Mingyuan, bearing the palm to soft Xijing, and the three towards person besides three times job-hopping Laozhuang, they all had a profundity impression to people.

在这个环节，通过小字条的介绍，让刚刚加进俱乐部的新人们更好的了解和领略前辈们的风采，比如成熟和稳重的波波、重量级人才冯导、金牌美女主持明媛、获奖拿钱拿到手软的喜景、还有三朝元老兼三次跳槽的老庄等等都给大家留下了深刻的印象。

The application of the modified Rytov's method to the study of the optical-wave oblique propagation is discussed in this paper. The fluctuation index of the plane wave and the spherical wave is obtained.

将修正的Rytov方法推广应用于研究斜程传输问题，推导了平面波和球面波斜程传输时的闪烁指数，并根据ITU-R湍流大气结构模型，对平面波和球面波在不同传播高度、近地面风速、近地面大气结构常数、零内尺度以及非零内尺度下的闪烁指数进行了理论据导，做出了具体的数值分析。

The transmission properties of teraherze wave in metal-coated hollow waveguide are studied in the paper.

本文研究了太赫兹波在具有有限电导率的金属镀层空芯波导中的传输特性。

The transmission properties of terahertz wave in metal-coated hollow waveguide are studied.

研究了太赫兹波在具有有限电导率的金属镀层空芯波导中的传输特性。

In order to study the relationship between plus contour and physiological factors,maximum of the derivative of plus wave was presented which is a new characteristic parameter,whose ad- vantages are high sensitivity and simple at calculation.

为了研究脉搏波波形特征与生理因素的关系，提出了脉搏波导数最大值这一新的特征参数，该参数具有灵敏度高、计算简单的优点。

The plane-parallel resonant cavity is built up in theory with the U-shaped bending waveguide for TM mode. The beam splitting and convergence effect are also discussed for the structure composed of filling-factor graded wave-like 2D-PC and one-dimensional multilayer thin films.

利用TM模的U型转弯波导构建了新型的平行平面谐振腔，并指出由填充率渐变型波状结构二维光子晶体和一维多层薄膜构成的混合结构在光分束和抑制光束发散方面的作用及其在平行平面谐振腔中的潜在应用。

None of them had pre-excitation in sinus rhythm.

观察并测量全部窄QRS波心动过速发作时Ⅱ、Ⅲ和aVF导联ST段压低/T波倒置的幅度。

The labia have now been sutured together almost completely.The drains and the Foley catheter come out at the top.

此刻阴唇已经几乎完全的缝在一起了，排除多余淤血体液的管子和Foley导管从顶端冒出来。

To get the business done, I suggest we split the difference in price.

为了做成这笔生意，我建议我们在价格上大家各让一半。