JJG 118-2010
扭簧比较仪检定规程
verification regulation of Microcator
2010-06-10
JJG 39-2004
机械式比较仪检定规程
Verification Regulation of Comparators of Machine Type
2004-09-21
JJG 72-1980
线纹比较仪检定规程
V.R.of Linear Comparator
1980-08-06
JJG(铁道) 109-2006
大质量比较仪检定规程
Verification Regulation for Big Mass Comparators
2006-08-07
JJG (航天) 4-1984
YY10型热电比较仪检定规程