一个省的公路系统是一个庞大的系统网络,既包括中心枢纽,又包括与客运站分离的办公楼管理部门,还有无数个小型客运站。这个系统中业务的核心之一是保护微机售票系统正常运行。而在保证整个系统正常运行的各个环节中,不间断电源系统担负着重要的责任。黑龙江省道路客运站务系统微机联网工程项目庞大,建设范围涵盖全省,作为中心枢纽的微机售票系统是所有环节中最为重要的一环,一 A provincial road system is a large network of systems that includes both hubs and office buildings separate from the terminal, as well as innumerable small passenger terminals. One of the core business of this system is to protect the normal operation of computer ticketing system. In ensuring the normal operation of the entire system in all aspects, uninterruptible power systems bear an important responsibility. Heilongjiang Province Road Passenger Station System microcomputer network project is huge, covering the construction of the province, as the hub of the microcomputer ticketing system is the most important part of all links, one