【摘要】 本文论述了在双斜式Ａ／Ｄ转换技术的基础上进行改进的几种技术，即：改进型双斜、三斜、多斜Ⅰ、多斜Ⅱ、多斜Ⅲ技术，并且简单地介绍了这几种技术在数字万用表中的应用。更多还原

【Abstract】 This paper describes several technologies based on dual slope A/D converting technology.These technologies are improved dual slope,three slope,multi-slope Ⅰ,multi-slope Ⅱand multi-Ⅲ.Moreover,it makes theoretical analysis to A/D integral errors and briefly introduces their application in digitel multimeter.更多还原