The discretization grid size of the inhomogeneous object domain was reduced gradually by using the multi-grid technique in the inversion procedure.
在反演过程中，采用多重网格技术将待反演区域的离散网格从粗网格逐渐推演到细网格。
The profile of a two-dimensional axisymmetric inhomogeneous medium is reconstructed by using the distorted Born iterative method and multi-grid technique.
将多重网格技术与变形玻恩迭代法相结合，对轴对称二维非均匀介质分布进行了反演。
The profile of a two-dimensional axisymmetric inhomogeneous medium is reconstructed by using the distorted Born iterative method and multi-grid technique.
将多重网格技术与变形玻恩迭代法相结合，对轴对称二维非均匀介质分布进行了反演。
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