The fundamental special feature of information arrangement include:information arrangement is a infomation reorganization activity,it can changes structure of knowl-edge,it s a scientific operation,it s a process .

It argues that a definite description encodes procedural information by indicating the low accessibility status of its referent as well as by guiding the cognitive processor in his/her search for optimally relevant contextual assumptions.

The former conveys conceptual information,and the latter conveys procedural information.

It researches the information Issues of enterprise technology innovation from the perspective of such aspects as the information process,information demand,information category and source,information resource management and layout,information resource management system,information resource network,etc of enterprise technology innovation,which makes this paper practically far-reaching.

For the purpose of discovering rules and problems existed in the process of consumption of healthcare service, we collected and analyzed the process information of cost, diagnosis and treatment, and diagnostic exams of inpatien.

A design method for program database based on B+ tree;