2013AASHTO T 310-2013 Standard Method of Test for In-Place Density and Moisture Content of Soil and Soil-Aggregate by Nuclear Methods (Shallow Depth)
2011JB/T 8120.1-2011 Diesel engines.Steel tubes for high-pressure fuel injection pipes.Part 1:requirements for seemless cold-drawn single-wall tubes
2010AASHTO T 310-2010 Standard Method of Test for In-Place Density and Moisture Content of Soil and Soil-Aggregate by Nuclear Methods (Shallow Depth)
2002AASHTO T 310-2002 Standard Specification for In-Place Density and Moisture Content of Soil and Soil-Aggregate by Nuclear Methods (Shallow Depth) HM-22; Part IIA
2000JB/T 8120.1-2000 Compression-ignition engines-Steel tubes for high-pressure fuel injection pipes.Part 1:Requirements for seamless cold-drawn single-wall tubes