JJG 761-2016
电极式盐度计检定规程
Electrode Salinometer
2016-06-27
JJG 392-2005
感应式盐度计检定规程
Verification Regulation of Induction Salinometer
1996-11-12
JJG 392-1996
感应式盐度计检定规程
Induction Salinometer
1996-11-12
JJG 45-1999
光学计检定规程
Verification Regulation of Optimeter
1999-10-18
JJG 820-1993
手持糖量(含量)计及手持折射仪检定规程
Hand Saccharimeter(Content-meter) and Hand Refractometer
1993-06-04
JJG 68-1991
工作用隐丝式光学高温计 检定规程
VERIFICATION REGULATION OF DISAPPEARANCE FILAMENT OF PHOTO-PYROMETER FOR WORKING
1999-03-04