Now, CNPTC (China North Pipeline Technology Company) is developing thehigh resolving power MFL pipeline inspection system.AGM system researched inthis text is the part of this inspection system.

• 目前中国石油天然气管道局正在组织力量自主开发高清晰漏磁通检测系统,本文研究的地面标记系统是该项目的一部分。