JJG(\u77f3\u6cb9) 24-1992
Verification Regulation of Pressure Differential Transmitter
JJG(\u77f3\u6cb9) 20-2000
JJG(\u77f3\u6cb9) 51-2000
Verificaiton regulation of master gage for rotary shouldered connections thread,casing round thread and tubing thread
JJG(\u77f3\u6cb9) 11-2000
Verification Regulation of Downhole Flow Meter and Flow Meter Facilities
JJG(\u77f3\u6cb9) 52-2000
The Verification of Compensated Neutron Tool
JJG(\u77f3\u6cb9) 53-2000
The Verification Regulation of Gamma-Ray Tool
JJG(\u77f3\u6cb9) 05-2000
JJG(\u77f3\u6cb9) 10-2000
JJG(\u77f3\u6cb9) 07-1999
JJG(\u77f3\u6cb9) 50-1999
JJG(\u77f3\u6cb9) 09-1999
JJG(\u77f3\u6cb9) 49-1999
Verification Regulation of Gasing-tong Torque-meter
JJG(\u77f3\u6cb9) 48-1999
The Verification Regulation of Gamma-Ray Calibrator
JJG(\u77f3\u6cb9) 47-1999
JJG(\u77f3\u6cb9) 06-1999
JJG(\u77f3\u6cb9) 37-1994
JJG(\u77f3\u6cb9) 15-1994
Verification Regulation of Density Meters of Drilling Fluids
JJG(\u77f3\u6cb9) 38-1994
JJG(\u77f3\u6cb9) 36-1994
JJG(\u77f3\u6cb9) 32-1994