Wave spectrum of disturbance is analyzed in spherical barotropic atmosphere with basic flow.
本文对球面上有基流的正压大气小扰动进行了波谱分析。
The only stable solution is the diverging spherical wave.
只有发散球面波才是唯一稳定解。
Finally, it is pointed that physical interpretation based on the theory of spherical wave propagation is of more practical meaning.
最后，通过分析比较，指出基于球面波传播原理的物理解释更符合实际。
A new method based on interpolation using orthogonal spherical wave source was proposed to enhance the resolution of the nearfield acoustic holography image without adding measurement points.
为了在不增加测量点数的情况下提高近场声全息图像的空间分辨率，提出一种基于正交球面波插值的近场声全息图像分辨率增强方法。
For comparison, the incidences of plane and spherical wave are also analyzed.
作为比较，文中也对平面波和球面波的入射进行了分析。
By the method of linear transformation, the solution forms of vector wave equation in spherical coordinates, l, m and n, are transformed to the many other kinds of forms.
利用线性变换的方法，将球坐标下矢量波动方程解的形式l、M和N变换为其他多种形式。
The plane wave solution and spherical wave solution to free particles are also given.
在自由粒子的情况下给出了粒子的平面波解和球面波解。
Luneberg lens antenna is a spherical layered medium lens antenna, and its main feature is its capability of focusing the incident wave to a point on the spherical surface.
龙伯透镜天线是一种球形的分层介质透镜天线，其主要特点是能够把入射波聚焦到球表面一点。
The studying results show that the classical elastic wave equation of spherical wave is only true for fixed amplitude phase and described only kinematic equation of phase velocity.
研究揭示经典的球面波波动方程只对固定振幅相成立，即只描述了相的运动方程，其波速为相速度。
Puts forward stress wave research method when the linear charge blasting. It regarded column stress wave as cylinder stress wave, end stress wave as spherical wave.
提出了将条形药包柱部应力波当作柱面波、端部应力波当作球面波处理的应力波研究方法。
The point blast induced spherical wave is the especial instance of the ellipsoid shock wave.
点源球面结构冲击波是旋转椭球面冲击波的特殊情况。
The invention relates to a spherical twin-hull non-capsizing ship, which has strong wind wave resistance, and does not cause accidents of damages to ship and casualties because of rolling over.
本发明为一种抗风浪能力强，不会因侧翻而造成船毁人亡事故的球形双体不翻船。
This paper proposes a novel method to obtain a simple analytical solution to extrapolation problem for band-limited signals, which is much easier than prolate spherical wave function expansion method.
本文给出能量有限带限信号外推问题新的解析解，它比长球波函数展开法更为简单。
Sommerfeld's wave expansion theory demonstrates that a spherical wave can be expanded as the superposition of plane simple harmonic waves.
索末菲关于波的展开理论证明，球面波可以展开为平面简谐波的叠加。
The propagation of spherical electromagnetic wave(SEW) in a time-varying media of multidimensional space were studied.
研究了球面电磁波在多维空间时变媒质中的传播特性。
Locally explicit time-domain radiation boundary condition for 2-d and 3-d transient analyses of wave propagation in unbounded media were developed for the cylindrical and spherical wave equations.
基于柱面波和球面波动方程，推导建立了适用于无限介质中二维和三维瞬态波动分析的显式时域辐射边界条件公式。
A roughly spherical, expanding shock wave is visible in X-rays.
利用X光波段，可以观测到一个大致上呈现球形膨胀的震波。
This paper is to study the super-pressure loading and recovery device that can intensify the shock wave based on the principle of quasi-spherical converging shock wave.
本文旨在利用准球面汇聚冲击波原理，研究能够产生超高冲击压力的准球面汇聚冲击波加载回收装置。
This paper is to study the super-pressure loading and recovery device that can intensify the shock wave based on the principle of quasi-spherical converging shock wave.
本文旨在利用准球面汇聚冲击波原理，研究能够产生超高冲击压力的准球面汇聚冲击波加载回收装置。
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