Lastly, it expounds the significance of the tourism spatial structure research. 最后简单论述了旅游空间结构的研究意义。
Collagen fibrils in vitreous present spatial arrangement regularly, plasmin can lead to destruction of the fibrillar network. 玻璃体内胶原纤维呈三维空间结构,纤溶酶能够破坏玻璃体胶原纤维的网状结构。