摘要
本文从改善工程质量入手，研究了多品种多批次铸造生产质量控制的特点，论述了主成分分析及主成分控制图在多品种多批次铸造生产中的应用。
In this paper, authors first studied the characteristics of quality control of multiple varieties and multiple lots foundry production from improving engineering quality, discussed main component analysis, main component control chart and their apply in multiple varieties and multiple lots of foundry production.
关键词
主成分控制图
质量控制
铸造
main component analysis
main component control duort
quality control
