To compute the page that a user finally sees, the WebSphere Portal merges the page fragments defined by each successive refinement.
为了计算用户最终看到的页面，WebSpherePortal会将每个细化操作所定义的页面片段合并到一起。
An iterative process is one that makes progress through successive refinement.
一次迭代是不断完善的过程。
An iterative process is one that makes progress through successive refinement.
一次迭代是不断完善的过程。
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