wave parameters

The generation reason of blackout, its effect on the propagation of electromagnetic wave and the electrical characteristic parameters of plasma are described.

详细描述了黑障产生的原因、对电波传播的影响、等离子体电特性参数；

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The TEM wave transmission lines with helical inner conductor and their slow wave velocity are solved by means of the equivalent transformation. Parameters of several helical transmission lines are given.

本文提出用等效变换法求解内导体为螺旋线的TEM波传输线及其慢波速度，并给出了几种螺旋传输线的电参量。

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Then, the nondestructive technique detecting construction quality of the soil-cement seepage prevention wall is further studied on the instantaneous surface-wave principle by in-situ test. Key detection parameters are suggested for nondestructive detection of the wall.

进一步通过现场试验，研究了适用于水泥搅拌土防渗墙的瞬态面波无损检测技术并建议了相关的试验检测参数。

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And the effect of the wave parameters and structure parameters such as wave height, wave frequency, the floating body cell length, floating body cell width, joint transmission ratio, weight block location are studied.

开展了波浪特性参数与关节结构参数对关节获能特性的影响研究，其中包括：波高、波浪频率、浮体单元长度、浮体单元宽度、关节传动比、配重块位置等。

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The absorption coefficients of high temperature gas in the head shock wave layer are basic parameters for calculations of the target ultraviolet, visible light and infrared optical characteristics, the heat shield and the aerodynamic flow field coupling with thermal radiation.

激波层内高温气体吸收系数是目标紫外、可见光、红外辐射特性计算、热防护计算和气动流场辐射场耦合计算的基本参数。

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Change of Wave Parameters in Waves Propagating over Silted Sloping Floor

有底坡淤泥质床面上波浪传播的波要素变化

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The change rules of wave parameters are examined theoretically when linear waves propagating over the silted sloping floor.

从理论上分析了线性波在有底坡的淤泥质床面上传播时波要素的变化规律。

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Through nu-meral simulation, the variation of P wave elastic impedance with in-cident and azimuthal angle was described; the effect of anisotropic parameters on P wave elastic impedance in arbitrary azimuth and the precision of new approximation formula were analyzed.

通过数值模拟，对纵波弹性阻抗随入射角和方位角的变化特征进行了描述.分析了各向异性参数对不同方位纵波弹性阻抗的影响.以及新近似公式的精度。

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The measurements of the radio spikes with high time and frequency resolution by the spectrometer in Beijing Observatory may provide a self consistent diagnosis for the ambient plasma parameters ( magnetic field, density, temperature, wave vector, and the properties of nonthermal electrons).

利用北京天文台高时间和高频率分辨率的射电频谱仪对射电尖峰的测量，可以对背景等离子体参数进行的自洽诊断（磁场，密度，温度，波矢，及非热电子的性质）。

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The wave number, buried depth of the structure underground and the parameters of surface overburden layer all can change the surface displacement obviously.

入射波的波数、地下结构的埋深和覆盖层的参数使地表位移发生较大的改变。

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The major dynamic parameters of conveying belt the spreading velocity of stress wave were emphatically studied.

着重研究大型带式输送机主要动态参数――输送带应力波的传播速度.

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Instead, they are usually estimated by empirical formulas, which are usually functions of parameters from standard penetration test, cone penetration test or site wave velocity test. Empirical formulas based on the standard penetration test value are especially common.

这些经验公式通常以标贯试验、静力触探试验、现场波速试验等参数为指标，其中以标准贯入值为指标的经验公式应用较多。

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Combined with examples analysis, studying the technique to demonstrate seismic acquisition parameters and geometry design based on the scattered wave imaging numerical simulating of seismic and geologic model.

结合实例分析，进行基于地震地质模型散射成像数值模拟的采集参数论证与观测系统设计技术研究。

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In many practical measurings of the blast stress wave parameters in rock mass by variable capacity instrument, long wire effect has been discovered.

在变电容仪测量岩体爆炸应力波参量的多次实践中，发现存在着长线效应。

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The long wire effect when measuring the blast stress wave parameters in rock mass

测量岩体中爆炸应力波参量时的长线效应

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