Starting from the angles of the software developers and library users,this paper puts forward some effective measures for improving the document retrieval function of the cataloging software.

It expounded its basic structure,working principle,software programming ,debugging and system maintenance,etc.

According to the hardware block diagram,the reverse process of backup UPS and related software programming are also analysed in this paper.

The paper gives a brief introduction on reforming electrical control system for non-oxygen copper base draw production line of Xinxiang Non-oxygen copper general factory,and this project is an important project invested by the government,and mainly describes working principle of the servo position control system for the draw production line, software programming and its explanation.

Give an introduction about programming software EZCODE of WEDM and it's application and it's merits.

Discussion of how to user the database and programming software implementation of protocol and standards entry、 query,so that implementation of information management,improve work efficiency ;and gradually raise the level of unit management to propose solution.

Intelligence control of SMPS is realized by software program.