Design and Development of POL Information Inquiry System

摘要

The rapid development of modern POL application technology has generated a large number of information resources, and in the face of the oil's characteristics of various kinds and large data quantity, it becomes very necessary to develop a computer system of standardized and automated management This paper discusses the design and development of the POL information inquiry system with Delphi, elaborates the system analysis, system design, system database design and program design involved in the system in details, and gives the functional block diagram, database structure as well as key technologies.