可以采用非线性参数估计的方法反演地层的渗透率；
Nonlinear parameter estimation approach can also be used to converse the formation permeability.
估计结果表明，样条函数法是非线性参数估计的重要方法之一。
The estimation result show that spline function method is one of important methods for nonlinear parameter estimation.
采用非线性参数估计可同时估计出热扩散率、散热系数以及试样吸收的能量。
The nonlinear parameter estimation technique can simultaneously estimate the thermal conductivity, heat transfer coefficient and absorbed energy.
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