闭环物料需求计划 meaning in Chinese

closed loomrp

Closed loop mrp
闭环物料需求计划
The article consists of four parts . the first part expounds the four historic steps of erp ' s birth and development : mrp > closed loop mrp ^ mrp ii and erp , and shows the prospective future of erp
第一部分介绍了erp产生与发展的四个历史阶段：物料需求计划、闭环物料需求计划、制造资源计划和企业资源计划等四个阶段，并介绍了erp的未来发展状况。