It also states the principle of namespace extension and its frequently-used development tools in great detail.

Research of mobility management and Internet namespaces based on identity;

Research mobility communication and Internet namespaces based on identity;

During the process of development,the conflict between office objects is solved by using the concept of namespace.

The namespaces and classes of ADO.

This paper gave a brief introduction of these technologies and their relationship,then it analyzed the advantage and disadvantage of them from aspect of the identifier,resolution mechanism,name space and expansibility.

A global name space RSDictionary is presented to organize distributed resources based on the name instead of their hosting information such as the IP address and?or server name, etc.

Ecological safety pattern of spatial extension in Shenyang City;

Cooperative particle swarm optimization algorithm based on particle s spatial extension;

The new modes of ur-ban spatial extension of Hong Kongare discussed in planningperspective, urban spatial develop-ment strategy and functions of newtowns, taking global economic inte-gration as the background.

The study extracted urban boundary information in four periods in support of GIS,and analyzed the urban land spatial expansion process and its driving forces.

After measuring the rural-urban factor energy and synthetic energy of Wuxi in the years of 1984、1991、1997、2001、2005, we have found that the major orientation of urban spatial expansion does not stretch towards the direction of places of good locations and a superior urban nature but towards the direction of places of an obvious rural nature in the rural-urban fringes.