National Metrology Standard (JJ)下载-第7页-标准下载网-www.bzxz.net

Verification Regulation of Phase Comparators

JJG 433-2004
Verification Regulation for Gas Displacement Meters

JJG 633-2005
Calibration Specification for Working Force Measuring Machines for Special Purposes

JJF 1134-2005
Calibration Specification of Gold Gauge Utilizing X-ray Fluorescence Spectrometry

JJF 1133-2005
Calibration Specification for Hand-hold pitch Comparator

JJF 1121-2004
Calibration Specification for Coordinate Measuring Machines

JJF 1064-2004
Verification Regulation of the Pressure Transmitter

JJG 882-2004
Verification Regulation of Quantitative Filling Machine for Liquid Material

JJG 687-2008