终端开口与转动风扇的比较表明,无隔道进气道的后向散射主要来源于外罩唇口的电磁波散射。
The comparison results of the bump inlet with opening terminal and with rotating fan at the outlet indicate that the electromagnetic scattering comes mostly from the mouth of inlet.
在极化域中对雨介质和目标的电磁波散射特性进行了研究。得出了雨区的散射矩阵和目标的散射矩阵。
The electromagnetic scattering characteristics of rain media and targets are discussed in the polarization field, with the scattering matrix of rain area and targets are obtained.
采用有限元-人工透射边界法求出平面波在无限长圆柱上的散射近场,并与解析解进行比较,进而对几种凹面体电磁波散射近场求解。
A finite element artificial transmitting boundary method is presented for electromagnetic wave scattering from a perfectly conducting circular cylinder and a number of concave objects.
电磁波散射。本书介绍了电磁波在不同海况下的散射反射特性,通过matlab仿真了具体的电磁波散射情况。- Electromagnetic scattering。
This book describes the electromagnetic waves in different sea scattering reflective properties, through the matlab simulation of electromagnetic wave scattering specific situation.
在正演过程中,考虑了电磁波在介质中的散射和吸收,使合成剖面更真实化。
In forward modeling, the scatter and absorption of electromagnetic wave in medium are considered, which brings realer synthetic section.
复射线理论为高频电磁波在各种复杂环境中的传播和散射提供了一种简便而有效的分析方法。
The complex ray theory provides a simple and useful approach to analyze the propagation and scattering of HF EM waves in various complicated environments.
该散射模型成功地描述了人造目标和自然目标对电磁波的散射机制。
This scattering model can successfully describe the mechanism of man-made and nature targets to scatter the incident electromagnetic wave.
引用瑞利散射原理,分析了单体EPS球对电磁波的吸收。
The Rayleigh scattering theory is quoted to analyze how single EPS sphere absorbs electromagnetic wave.
精确有效地计算索末菲尔德型积分是分析导电媒质半空间电磁波辐射和散射问题的关键。
An accurate and efficient method for computing Sommerfeld type integrals is crucial in the analysis of the electromagnetic waves for radiators and scatters in the presence of a conducting half-space.
本文对国际和国内基于电磁波(声波,弹性波)逆散射理论研究缺陷识别的有关方法给予了全面的评述。
The relating to methods based on the research on international and domestic electromagnetic wave(elastic wave, acoustic wave) for the identification of flaws are all-round viewed.
本文通过求解雷达散射截面得到了无源电磁散射板应用于微波接力通信中的电磁波传播参数。
Electromagnetic wave propagation parameters of passive scattering planes used in microwave radio relays are given by applying the method of solving the radar cross section (RCS).
吸波材料通过把电磁波转化为其它形式的能量来降低目标的雷达散射截面,从而实现目标隐身的目的。
Radar absorbing material could realize the stealth of aircraft through transforming the electromagnetic wave into other state of energy in order to reduce the radar cross section of aircraft.
时变电磁场与马克思威尔方程式、电磁波、电磁辐射特性(发射,吸收及散射)。
Time-dependent electromagnetic fields and Maxwell's equations. Electromagnetic waves, emission, absorption, and scattering of radiation.
本文从坐标变换观点出发,给出分析多层介质波导中电磁波传播和散射的一种新的技术。
We present here a new technique for the analysis of the transmission and scattering in multilayer dielectric waveguides from the point of view of coordinate transformation.
因此,即使入射电磁波是完全极化电磁波,散射电磁波也不再是完全极化电磁波,而是部分极化电磁波。
So, the scattered electromagnetic wave is no longer a completely polarized wave, but a partially polarized wave, although the incident wave is completely polarized.
双感应测井在油田现场应用非常普遍,其数据反演属于非均匀介质中电磁波逆散射问题范畴。
Inversion of dual induction logging measurements belongs to the category of electromagnetic inverse scattering in nonhomogeneous media.
二利用辛几何理论求解电磁波在二维凹面体散射中的传播问题,与经典的GO解比较,特别在焦散区得到较理想的场解。
Second, solve electromagnetic wave propagation of two-dimension concave objects by symplectic Geometrical Theory, and get better field solutions in caustic field2)comparing with classical GO method.
从负能空间电荷波与电磁波耦合的物理图像出发推导了喇曼散射模式自由电子激光器耦合频率的解析表达式。
Analytical expressions of coupling frequencies of Raman free-electron lasers are deduced based on the physical image of the coupling between negative-energy space-charge wave and EM wave.
研究了由多层周期圆柱阵构成的二维光子晶体对电磁波的散射,并通过算例从数值上证实了负折射现象的存在。
The scattering of two-dimensional photonic crystals composed of multi-layered periodic arrays of circular cylinders are studied.
结合等效射线管模型和物理光学法实现了复杂目标高频电磁波多次散射高效且精确的数值求解。
Using physical optics to calculate single scattering, and using equivalent ray tubes to calculate multiple scattering, we can get the numerical results more efficiently and accurately.
本文讨论了极化电磁波在随机介质中多次散射,传输和热辐射的斯托克斯矢量的辐射传输理论。
The radiative transfer theory of Stokes vectors is developed to study multiple-scattering, propagation, and thermal emission in random media.
每个单元都会散射电磁波,总的回波是各个散射波的矢量和。
Each cell can scatter radio wave so that total echo received by fuse is sum of each scattering echo vector.
烟幕对红外和近红外等波段的电磁波有吸收、反射和散射等特性,可以导致红外成像制导导弹导引头接收到的能量大大衰减,从而降低导弹命中率。
The smoke screen that may absorb and scatter infrared, heavily attenuates energy of guidance head, and then will reduce the probability of missile shooting.
烟幕对红外和近红外等波段的电磁波有吸收、反射和散射等特性,可以导致红外成像制导导弹导引头接收到的能量大大衰减,从而降低导弹命中率。
The smoke screen that may absorb and scatter infrared, heavily attenuates energy of guidance head, and then will reduce the probability of missile shooting.
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