超市收银系统分析文档，具体分析了超市收银系统的功能，及其需求-Supermarket cash register system analysis document, a detailed analysis of the supermarket cash register system, and the demand for

利用JAVA语言编程一个系统，能够提供超市进行日常的收银，采购，销售和库存查询-Using the Java programming language a system that provides the supermarket for daily cash register, procurement, sales and inventory queries