NB/T 10523.1-2021 Mechanical properties test method of shearer loaders—Part 1:laboratory experiments

GB/T 35060.1-2018 General specification of shearer—Part 1:Complete machine GB 5903-1995 Gear oils for industrial enclosed gear drives GB 5903-2011 Gear oils for industrial enclosed gear system GB 11118.1-1994 Hydraulic fluids of mineral oil type and synthetic hydrocarbon type GB 11118.1-2011 Hydraulic fluids of L-HL、L-HM、L-HV、L-HS and L-HG type GB/T 20485.1-2008 Methods for the calibration of vibration and shock transducers—Part 1:Basic concepts GB/T 20485.11-2006 Methods for the calibration of vibration and shock transducers—Part 11:Primary vibration calibration by laser interferometry GB/T 20485.12-2008 Method for the calibration of vibration and shock transducers—Part 12:Primary vibration calibration by the reciprocity method GB/T 20485.13-2007 Methods for the calibration of vibration and shock transducers—Part 13:Primary shock calibration by laser interferometry GB/T 20485.15-2010 Methods for the calibration of vibration and shock transducers—Part 15:Primary angular vibration calibration by laser interferometry GB/T 20485.16-2018 Methods for the calibration of vibration and shock transducers—Part 16:Calibration by earth's gravitation GB/T 20485.21-2007 Methods for the calibration of vibration and shock transducers—Part 21:Vibration calibration by comparison to a reference transducer GB/T 20485.22-2008 Methods for the calibration of vibration and shock transducers—Part 22:Shock calibration by comparison to a reference transducer GB/T 20485.31-2011 Methods for the calibration of vibration and shock transducers—Part 31:Testing of transverse vibration sensitivity GB/T 20485.32-2021 Methods for the calibration of vibration and shock transducers—Part 32:Resonance testing—Testing the frequency and the phase response of accelerometers by means of shock excitation GB/T 20485.33-2018 Methods for the calibration of vibration and shock transducers—Part 33:Testing of magnetic field sensitivity GB/T 20485.41-2015 Methods for the calibration of vibration and shock transducers—Part 41:Calibration of laser vibrometers GB/T 20485.42-2018 Methods for the calibration of vibration and shock transducers—Part 42:Calibration of seismometers with high accuracy using acceleration of gravity GB/T 20485.43-2021 Methods for the calibration of vibration and shock transducers—Part 43:Calibration of accelerometers by model-based parameter identification GB/T 20522-2006 Semiconductor devices—Part 14-3:Semiconductor sensors—Pressure sensors GB/T 34535-2017 Lubricants, industrial oils and related products(Class L)—Family X(Greases)—Specification JJF 1469-2014 Calibration Specification for Measuring Instrumentations for Strain Gauge Transducer