Based on the production practice, the original complex model is optimized, realizing an effective control on grinding.

结合生产实际，优化了原有的复杂模型，达到了对磨矿作业的有效控制。

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The first one is introduction, it summarizes the research fruits of the "Original Complex" and research actuality and significance in the thesis.

第一部分引言，概括了古代文论中“原典情结”现象的研究成果，并明确本文研究该命题的研究现状及意义。

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The response surface approximation models are used to replace the original complex vehicle performance model, the optimization is conducted using a sequential quadratic programming algorithm.

通过响应面近似模型的优化，完成了高超声速巡航飞行器的多学科设计优化。

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And the Freedom Tower, which will be built on the World Trade Center site, is designed to be taller than the original complex.

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Tracing an attack to its original source can be complex in the extreme, he adds.

BBC: South Korea network attack 'a computer virus'

The IRS seems to be pulling out the stops to encourage more taxpayers to come clean and join its 2011 offshore voluntary disclosure initiative by the Aug. 31, 2011 deadline. (See our original blog detailing the program.) These filings are very complex and have many unintended consequences.

FORBES: IRS Goes Kinder And Gentler In Disclosure Initiative, Still Has Fangs