order bill meaning in English

定料单
订单
订料单
记名票据

It has designed the simulation disk intelligence dynamic management system , the main cording diagram dynamic management system , the power dispatch load report management system , the power dispatch information order bill management system , the network information issue system and the network java curve data browsing system
设计了模拟盘智能动态管理系统、主结线图动态管理系统、电力调度负荷收报管理系统、电力调度信息令票管理系统、网络信息发布系统、网络java曲线数据浏览系统。