旅游圈理论对湖南西部地区旅游开发有重大的指导意义。
Tour Coverage Theory has the significant function regarding the western area tourism exploitation.
第一章对旅游圈理论进行了较为深入的研究，进一步丰富、完善了旅游圈理论。
The first chapter studies more deeply the theory of tourism circle and enriches the theory of tourism circle.
第一章对旅游圈理论进行了较为深入的研究，进一步丰富、完善了旅游圈理论。
The first chapter studies more deeply the theory of tourism circle and enriches the theory of tourism circle.
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