因此，基于信息技术的税收成本优化研究并不是一个虚无飘渺的东西，相反，则是非常具有现实意义的。

So, it is not a thing with misty nihility to that tax cost optimization research based on it, on the contrary, it has more realistic significance.

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为了优化城市功能，研究人员提出了以下政策：在最小化交通和能源成本的同时，加强建设更紧密的人际关系网。

To optimize urban function, the research suggests following policies that allow for a denser web of human connections while minimizing the costs imposed by transportation and energy use.

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安全经济研究可以很好地运用这一方法对煤矿企业进行安全分析，从而解决安全功能最大化和成本最小化之间的优化问题。

Study of Satety Economy can benefit from this method and put Safety Analysis to coal mine, and then settle the problem of the optimization of maximizing Safety Function against minimizing Safety Cost.

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