Two psychological branches were found in the view of the development trend of the modern sports and the inner rule of psychology.

依据现代体育运动的发展趋势及心理学的内在规律，发现体育运动有两种心理取向。

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Aiming at the two type nonlinear systems, it offers the prospects of the intelligent control development trend and puts forward the study direction.

并针对两类非线性系统，对智能控制发展趋势进行了展望，提出了研究方向。

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Now, combined with the situation of global demands for crude oil and iron ore, the development trend of the two large ship types is analyzed in the paper.

现结合全球对原油和铁矿石的需求状况，分析了这两种船型的大型化发展趋势。

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