Radiation wave surrounding a horizontally submerged truncated circular cylinder with harmonic sway motion is analyzed using the linear potential wave theory.
根据线性势波理论,分析了水中截断圆柱体作水平简谐运动时结构周围的辐射波浪。
Because this system gives no radiation wave itself and works completely in passive mode, multi-station passive detection system has attracted more and more attention in a variety of country.
由于被动探测系统本身不发射电磁波,完全是被动工作方式,因此,近年来,多站无源探测工作方式日益受到各国的广泛重视。
That is because light is a form of electromagnetic radiation—in other words, a wave in which electric and magnetic fields continuously leapfrog each other.
那时因为光是以一种电磁辐射的形式存在的——换句话说,光就是一种波,在这种波里,电场与磁场不断地相互进行着交替作用。
This allows more solar radiation to penetrate the earth's atmosphere, which promotes a climate forcing effect (more short wave radiation reaches the earth, warming land and sea-surface temps).
这使得更多的太阳辐射穿透地球的大气层,从而促进气候强迫作用(更短波辐射到达地球,升高陆地和海洋表面气温)。
Radiation stress fields were provided by the wave model and coupled to produce storm tide predictions along the coastline during landfalling hurricanes.
而波浪模块得出的辐射压力场则被耦合于飓风登陆时的海岸风暴潮位预测中。
This paper presents an effective radio wave propagation prediction model by using radiation sources tree for microcellular environment. This model is based on ray-tracing and UTD.
提出了一种有效的微蜂窝电波传播预测模型,该模型基于射线跟踪法和UTD理论,并使用辐射源树的方法。
The analysis method proposed can take into consideration of the effects of water surface gravity wave, water compressibility, and radiation damping at up-stream of reservoir.
所建议的分析方法能够考虑表面重力波的影响、水体可压缩性、水库上游辐射阻尼等各种因素作用。
Electromagnetic wave radiation produced due to the high voltage spark ignition will interfere the radio receiving system nearby.
摩托车汽油机由高压电火花点火,产生电磁波辐射,对在其附近的无线电接收设备造成干扰。
The calculating results show that the radiation heat loss at the bed surface may greatly influence the smoldering wave structure.
计算表明,填充床表面的辐射散热量的大小对阴燃波结构影响很大。
The results for element input impedance, radiation efficiency of space wave, directivity and radiation pattern are presented.
其结果包括阵列单元的输入阻抗、空间波辐射效率、方向性系数和辐射方向图等。
The electric characteristic parameters of this novel sleeve antenna are calculated, including the input impedance, voltage standing wave ratio (VSWR), horizontal gain and radiation pattern.
研究了这种新型套筒天线的输入阻抗、电压驻波比(VSWR)、增益及辐射方向图等电特性。
Objective To observe the temperature distribution of decimeter wave radiation on different tissues and its clinical effect for fibrositis.
目的观察分米波辐射不同组织时的温度变化和临床治疗纤维织炎的疗效。
Including surface wave, singlemode, multimode radiation, the radiation Angle, radiation pattern and so on.
包括表面波、单模、多模辐射,辐射角,辐射方向图等等。
And the solar short wave radiation, net long wave radiation and ocean heat flux are all used with a daily mean for every time step based on the sea ice mid-short range variation characteristics.
并在考虑海冰中短期变化规律的基础上,对太阳短波辐射、净长波辐射及海洋热通量,提出以日平均量代替一个时间步长内的平均来进行处理的方法。
The numerical method of coupled boundary integral equation and finite element has been used to compute the forces of wave diffraction and radiation on large two dimensional objects.
本文中采用边界积分方程和有限元耦合的数值方法,计算了二维波浪绕射和辐射问题。
However, accurate analytic diffusion wave solutions are difficult to obtain due to the strong nonlinearity of the radiation diffusion equation.
但是由于辐射热传导方程具有很强的非线性,其精确的解析解很难求出。
The formula of dipole radiation the electromagnetic wave field is deduced by using the dimensional analysis, combined with the pictures of the electric field lines and magnetic field lines.
运用量纲分析的方法,结合电场线和磁感线图象,推导了偶极振子在波场区的辐射公式。
Using this model and the relevant dyadic Green's function, some characteristics of a rectangular patch antenna near resonance, such as radiation resistance and space wave efficiency, are analysed.
应用此模型,并结合分层介质中的并矢格林函数,分析了贴片天线的辐射阻抗、空间波辐射效率等特性。
In this paper, the far-field body wave radiation of the fault which contains a asperity is studied by using dislocation model.
本文用位错模式研究了含粗糙面断层的远场地震体波辐射。
The interaction of a two-level atom with a thermal radiation field for single-photon processes and two-photon processes without rotating wave approximation is analysed.
两能级原子与外部环境(热库)相互作用时,采用非旋波近似,研究原子与热辐射场单光子和双光子作用过程。
A new method for the solution of wave radiation stresses is proposed by linking wave radiation stresses with the variables in the parabolic mild-slope equation.
将波浪辐射应力与抛物型缓坡方程中的待求变量联系起来,提出了一种计算辐射应力的新方法,并用有限差分法对控制方程进行了数值求解。
The three-dimensional second order wave diffraction and radiation in time domain are also studied in detail in the forth and fifth chapter.
第四章和第五章分别对浮体的三维绕射和辐射问题进行了较详细的研究。
The radiation patterns of the antenna are analyzed, and the formulas to estimate the wave beam parameters and to design the antenna are provided.
详细分析了天线的辐射特性,给出了天线辐射波束相关参数的估算公式和天线设计公式;
Objective: the influences of different mediums on the intensity of millimeter wave radiation were studied.
目的:研究不同介质对毫米波辐射强度的影响。
Based on wave radiation transmission theory in random medium and Monte Carlo numerical simulation method, the transmission characteristic of the laser in aerosol in different situations is studied.
本文基于随机介质中波的辐射传输理论,采用蒙特卡罗数值模拟方法,研究了激光在不同情况的大气气溶胶中的传输特性。
P wave radiation patterns in transversely isotropic media are analyzed by using analytical and numerical methods.
用解析方法和数值方法分析了横向各向同性介质中的P波辐射图案。
P wave radiation patterns in transversely isotropic media are analyzed by using analytical and numerical methods.
用解析方法和数值方法分析了横向各向同性介质中的P波辐射图案。
应用推荐