总分为5个部分，本部分为第3部分、系统管理、总裁查询、主控台、质量管理、工程管理、财务系统部分、大型商业ERP系统1－数据库文件-The total is divided into five parts, the Department is divided into Part 3, system management, and president of inquiries, console, quality management, project management, financial systems of the large-scale commercial ERP systems 1- database file