System and integration are two related concepts. The system of regional tourism resources may be integrated among factors, structure, function, relation and gradation.
系统与整合是两个相联系的概念，区域旅游资源系统可以进行要素、结构、功能、相关性、层次性等方面的整合。
System and integration are two related concepts. The system of regional tourism resources may be integrated among factors, structure, function, relation and gradation.
系统与整合是两个相联系的概念，区域旅游资源系统可以进行要素、结构、功能、相关性、层次性等方面的整合。
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