放射性核素中子源强度检定规程
Verification regulation of Radionuclide Neutron Source Intensity
JJG 938-2012
刀具预调测量仪检定规程
Verification Regulation of Tool Presetting and Measuring Instruments
2012-03-20
JJG 1081.2-2024
铁路机车车辆轮径量具检定规程 第2部分:轮径测量器
Verification Regulation of Measuring Instrument for Wheel-Diameter of Railway Locomotive and Vahicles—Part 2:Measuring Tools for Wheel-Diameter
2024-09-18
JJG 1082.2-2013
铁路机车车辆轮径量具检具检定规程 第2部分:轮径测量器检具
Verification Regulation of Means of Measuring Instrument for Wheel-Diameter of Railway Locomotives and Vehicles-Part 2:Means of Measuring Tools for Wheel-Diameter