MRPⅡ中项目类型的研究

Research on Item Type in MRPⅡ

从企业生产模式、物料清单、物料需求计划、生产计划和车间制造等角度对项目类型的特征进行了讨论，论述了在ＭＲＰⅡ系统中项目类型的基本含义和特点，以及这些项目类型与项目属性的关系，正确理解各种项目类型的含义，对ＭＲＰⅡ系统的开发、实施和运行具有重要的作用．

The characters of item type are discussed from the point of view of enterprise production mode, bill of material, material requirements planning, the master schedule and work shop job, etc. The basic meanings and specialty of item type in MRPⅡ is discussed, and relation between these item type and item attribute.It is an important play that rightly understand meanings of all item types for development, implement and run of MRPⅡ.