摘要
文章基于CNABS和DWPI专利数据库,对全球范围内的磁性磨料研磨(MAF,Magnetic Abrasive Finishing)技术专利文献进行检索和分析,针对专利申请量年度分布、申请区域分布及技术发展演进路线进行统计和分析.
Based on CNABS and DWPI patent database, this paper retrieved the global patents of Magnetic Abrasive Finishing(MAF) technology, and provided the statistic and analysis of the annual distribution, area distribution and technology development evolution routes of MAF.
出处
《科技创新与应用》
2019年第26期16-17,共2页
Technology Innovation and Application
关键词
磁性
磨料
研磨
专利
分析
magnetic
abrasive
filishing
patent
analysis
