Abstract: Specification for appraisal of elastic wire resistance type sensor mainly aims at the regulation of the appraisal of working state of the embedded differential resistance sensors which is a guide for onsite practice. This paper introduces the main contents as well as some key points in the specification, for reference.

Key words: differential resistance monitoring instrument, working state, assessment

摘要： DL/T1254-2013《差动电阻式监测仪器鉴定技术规程》对已埋差动电阻式监测仪器工作状态的鉴定方法和评价标准作出了规定，为差动电阻式监测仪器的现场鉴定起指导性的作用。笔者对规程中的相关内容做了简要介绍和必要的说明，供业内人员开展相关工作时准确理解和掌握。

关键词: 差动电阻式监测仪器, 工作状态, 评价