2007JJF 1171-2007 Calibration Specification for Temperature Itinerant Detecting Instrument
1991JJG 718-1991 Verification Regulation of Mobile Detecting Meter of Temperature
JJG 718-1991 Verification Regulation of Mobile Detecting Meter of Temperature was changed to JJF 1171-2007 Calibration Specification for Temperature Itinerant Detecting Instrument.