... variation of coordinate method 坐标改变法 complex coordinate method 复数坐标法 rectangular coordinate method 直角坐标法 ...
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The complex sound field distribution of the focused transducers was calculated by the coordinate transform method, and the acoustic power was measured.
该文应用坐标变换法对该聚焦换能器的复杂声场分布进行了数值计算，并测定了其声功率。
The multi polar coordinate and complex function are used to put forward an approximate analysis method for scattering of steady P wave around a circular lining in half space.
本文采用多极坐标和复变函数方法针对半无限空间中P波在一衬砌周围的散射问题提出了一种近似求解分析方法。
The difference equations for ADI method with the orthogonal curvilinear coordinate are developed, which are applicable to a complex boundary.
导出了本文正交曲线坐标系下的ADI法差分公式。本文方法边界适应能力强，计算时间短，内存少。
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