High-order staggered-grid finite difference scheme 高阶交错网格有限差分法
Highly precise solutions both in time and in space can be reached by solving wave equation with high order finite difference scheme of staggered grid under the condition of stability.
用交错网格的高阶有限差分方法解波动方程，在满足稳定性要求时，可获得时间和空间都是高阶精度的结果。
A high order finite difference scheme is constructed based on non-uniform meshes for aero - (acoustics) applications.
研究了非等距网格下高阶精度有限差分方法用于气动声学问题的可行性。
Based on the characteristics of the physical variables, the boundary near centerline is extended so that a high order finite difference scheme can be utilized as at inner mesh points.
根据相应物理量的特性，在中心附近进行边界延拓，使得内点的高精度差分格式可以同样应用在网格中心附近，从而无需单侧差分格式，保持了一致的高阶精度。
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