At present, some application software always deals with dimensional information, and often needs to use the function of GIS.

目前很多应用软件大都涉及到空间信息处理，一般要使用GIS的功能。

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A new GIS application system can be quickly built by the component of GIS software, which makes the factory-product of software became possible.

并能利用GIS软件构件迅速搭建新的GIS应用系统，使GIS软件工厂化生产成为可能。

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Along with the people to the value which duplicate USES, more and more people pay attention to question about the reuse of GIS application software.

随着人们对复用的重视，越来越多的人关注GIS应用软件开发中的复用问题。

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