The construction of "backyard for tourism" is based on the theories of symbiotic theory, affiliating positioning, radiation effects, difference of tourism products, comparative advantage, etc.
旅游后花园是弱势旅游地区基于共生理论、比较优势理论、比附定位及辐射效应等理论依据而构建的。
Chapter 3: To borrow moving from space theory, symbiotic theory, landscape ecology theory, and integrate successful examples, all these make the theoretical basis for the following text research.
第三章：借鉴空间移动理论、共生理论、景观生态学理论，并结合国内外成功的例子，为后文的研究奠定理论基础。
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