By using multiphase medium with different permittivity, the image of medium distribution could be obtained through measuring the obtained permittivity by capacitance sensor.
它是利用多相介质具有不同的介电常数，通过电容传感器测量获得介电常数分布而获得介质分布的图像。
The radial distribution of phase and the amplitude of complex permittivity for cylinders are given with the loss tangent values retrieved statistically from the reconstructed image matrix.
文中给出了介质圆柱的二维径向分布曲线以及由重构图象矩阵中统计回收计算出的介电常数损耗。
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