At present, more and more courses and exams are held in the college computer room, which leads to more complex operating environment and higher system requirements, so the systematic maintenance work is very difficult. In the article, we develope a control system by c# language, which combines with the actual usage of room and the blank space of the… (More)
Now E-commerce has been developed in China more and more markets competition corpus has already been swarm about in the virtual market to look for the more vivid bargain method and more simple bargain link. According to the difference between online commerce corpus and individual entities, it is more important and urgent to research online business entity.… (More)
This paper states a countryside power network low voltage loss management system based on Oracle9i network database environment, this system was created by PowerBuilder8.0 .This paper contains database of network, program design and main function etc.