根据渗流实验结果，建立了含束缚水的低渗渗透岩石介质气体非线性渗流定律。
According to the experiment results of percolation, the gas nonlinear percolation law in low permeable medium with irreducible water is found.
根据变分法和ABCD定律，导出了非线性锥形梯度折射率棒透镜中高斯光束的成像公式。
Imaging formulas of Gaussian beams in nonlinear conical GRIN rod lenses are derived from the variational method and the ABCD law.
本文将传统的线性方法同韦伯定律有机结合起来，提出了一种新的适应于人眼视觉特性的非线性图象锐化增强方法。
In this paper, a new nonlinear image enhancement method suitable to the response of the human visual system is proposed.
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