Some 4,500 firms are now involved in racing, sports-car engineering and related functions such as event management.

大约有4,500家公司从事赛车，跑车工程及赛事安排等相关的工作。

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Manages at the sports event in the research, the sports event and the project management theory overlapping fusion, carries on using the project management theory and the method the research.

在体育赛事管理的研究中，将赛事与项目管理的理论交叉融合，运用项目管理的理论与方法进行研究。

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Manages at the sports event in the research, the sports event and the project management theory overlapping fusion, carries on using the project management theory and the method the research.

在体育赛事管理的研究中，将赛事与项目管理的理论交叉融合，运用项目管理的理论与方法进行研究。

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