说明：  本系统是学校教材科内部的一个教材订购系统,实现教材的销售和采购。 b.本项目有学校教材科提出,由老师委托我小组开发,开发人员包括: 组长兼系统分析员：AAA、系统设计员：BBB、程序设计员：
(this the school system within the Division, a textbook ordering system, achieving sales of materials and procurement. B. The project schools are teaching Branch, entrusted to me by teachers Development Group, developers include : head and systems analysts : AAA, the system designer : BBB, the programming staff : )