Urban central park is the unique way for modern men to entrust their behavior habit,taking the people s park in Mianyang City for example to discuss the treatment of boundary space of central park in open city.

The design of this zone affects not only the quality of roadside green space,but also the image of a spot,a block,or even the whole city,as this boundary space is connected with people\' s frequent use and contacts.

In this paper,the existence and the strict dominance of the dominant eigenvalue associated withthe neutron transport operator in a finite body have been obtained in consideration of nonconvexmedium surrounded by vacuum and possibly with boundary cavity.

This paper first introduces some basic principles of the Traffic Economic Belt, then focuses on how to use GIS tools to identify the special boundary of the Traffic Economic Belt by taking Hu-ning-hang Highway as an example.