一个简单的工厂零件记录管理程序，分为创建、显示、搜索3个功能-A simple plant parts records management program, divided into to create, display, search function 3

一刀切工艺限制条件下，求解给定板料规格、给定零件参数的二维板料排样的最优解（利用率最大化）-One size fits all process limit condition, to solve a given sheet specifications, for a given part parameters of 2 d sheet metal layout of the optimal solution (maximum utilization)