1) electromagnetic scattering for finite length multilayer dielectric cylinder
有限长多层圆柱的散射
2) Electromagnetic scattering for finite length cylinder
有限长圆柱的散射
3) scattering by an infinite multi-layered cylinder
多层圆柱散射
4) finite stiffened double cylindrical shell
有限长加筋双层圆柱壳
1.
The effects of six driving forces on vibration and sound radiation from a finite stiffened double cylindrical shell covered with layers are studied.
研究了不同激励力对流场中敷设阻尼材料的有限长加筋双层圆柱壳的振动和声辐射性能的影响。
2.
The vibration and sound radiation from a finite stiffened double cylindrical shell driven by a point force on the shell surface in the radial direction are studied in this paper.
研究流场中有限长加筋双层圆柱壳受径向点激励的振动和声辐射性能。
3.
Sound radiation analysis of low order modes from a submerged finite stiffened double cylindrical shell coated with viscoelastic layer is systematically studied in this paper.
本文研究的是流场中敷设阻尼材料的有限长加筋双层圆柱壳的低阶模态声辐射性能,壳体的振动用Fli gge壳体方程来描述,通过将加筋结构等效为反力和反力矩加在圆柱光壳表面上,采用Helmholtz波动方程和壳体表面的边界条件推导出声-流场-结构的耦合振动方程,然后采用相应的求解方法进行求解。
5) finite stiffened double cylindrical shells
有限长加筋双层圆柱壳
1.
Analysis of low order modes was done to reduce noise associated with finite stiffened double cylindrical shells.
分析了壳体的固有模态、激励力和声辐射三者之间的关系,这为用主动控制方法降低有限长加筋双层圆柱壳的振动噪声,提供了理论依据。
6) finite cylinder
有限长圆柱体
1.
The backscattering and forward sca-ttering functions of finite cylinders with hemispheroidal end caps,which have different ratio of length to width or different geometric end caps,were calculated.
以两端有半椭球顶的有限长圆柱体为例,分别计算了具有不同长宽比或者是不同端部几何形状的有限长圆柱体的反向散射和前向散射函数。
补充资料：多层沉积层
分子式：
CAS号：
性质：由两种或两种以上相继沉积的金属构成的沉积层。这些沉积层可以由不同特性的同一金属或不同金属构成。如为了提高镍镀层的防护性，有时采用双层镍或三层镍镀层。又如为防护-装饰目的采用的铜/镍/铬三层镀层。
CAS号：
性质：由两种或两种以上相继沉积的金属构成的沉积层。这些沉积层可以由不同特性的同一金属或不同金属构成。如为了提高镍镀层的防护性，有时采用双层镍或三层镍镀层。又如为防护-装饰目的采用的铜/镍/铬三层镀层。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条