证明了该方程解的时间解析性。

The time analyticity of solution is proved.

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后两种方法实际就是列方程解应用题。

For the last two ways, we use equations to solve the word problem.

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本文研究一般非线性渗流方程解的一种性态。

In this paper, we investigate a behavior of solution of general nonlinear filtration equations.

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本文研究一般非线性渗流方程解的一种性态。

In this paper, we investigate a behavior of solution of general nonlinear filtration equations.

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