Computations of land subsidence in Shanghai are carried out by employing the basic one-dimensional consolidation equation and the Laplace transformation.

上海地面沉降是通过一维基本固结方程和拉普拉斯变换进行计算的。

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Under the ordinary exciting signal, this method of calculation is just in the same form as that for inverse Laplace transformation of rational fraction by partial fraction expansion.

当激励信号是常见信号时，本文提出的方法与求有理分式的拉氏反变换的部分分式展开法在形式上完全相同。

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In traditional theory of signal and system, the relationship between single side Laplace transformation and Fourier transformation exists faults. The theory from this paper overcomes these faults.

在传统的信号与系统理论中，单边拉氏变换和傅氏变换关系存在瑕疵。文中给出的单边拉氏变换和傅氏变换关系的理论克服了传统理论的瑕疵。

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