The expressions of the mobility, the resonant frequency and the diffusion constant of kinks are found.
求出了扭结的迁移率、共振频率和扩散常数的表示式。
That results in decrease of relaxor and frequency diffusion.
频率弥散减弱，弛豫性变小。
Using the function between the porosity and the diffusion coefficient and frequency in the diffusion impedance, the finite diffusion model evaluated the porosity.
有限扩散模型则利用孔隙率与扩散系数和频率间的函数关系测定；
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