在非常复杂的系统的分析中，系统组件的控制方程是由一个大的联立方程形成的。

In the analysis of very complex systems, the governing equations for the system components form a large set of simultaneous equations.

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通过建立房地产供给需求联立方程，分析国际短期资金如何通过影响房地产供求平衡从而拉动房价上升的。

By building the simultaneous equations of real estate supply and demand, this article analyzes how the floating funds effect on the supply and demand and then pull the house price rising.

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在分析两水平算法结构的基础上，论证模型为一递推型联立模型，解决了模型参数的识别问题。

Based on the analysis of the two-level algorithm structure, the paper has proved that the model is a recursive simultaneous model, and the problem of model parameter recognition is resolved.

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