By the use of a cylindrical coordinate system a numerical simulation was conducted of a single tube return flow combustor flow field.

运用圆柱坐标系对单管回流燃烧室流场进行了数值模拟。

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Axisymmetric problem: The state vector equation of transversely isotropic axisymmetric space magneto-electro-elastic media is established in a cylindrical coordinate system.

层状压电压磁弹性材料的空间轴对称问题：在柱坐标下，建立了横观各向同性压电压磁弹性材料空间轴对称问题的状态变量方程。

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A general formula is derived for a finite-difference method (FDM) with non-uniform grids in a cylindrical coordinate system, and a perfectly matched layer (PML) is used for the boundary treatment.

在均匀格点的基础上，给出了基于柱坐标的全矢量非均匀格点有限差分方法(FDM)，并采用了完美匹配层(PML)边界条件。

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