JBT 7033-1993 液压测量技术通则

J20JB/T703319931993-09-231994-07-011ISO9110–1199012JJG100133.1measurement3.2measuringinstrument3.3measuringsystem3.4referensestandard3.5errorofmeasurement3.6systematicerror3.7randomerror3.8repeatabilityofmeasurements1993-09-23JB/T703319931994-07-01JB/T7033199323.9staticconditions3.10steady–stateconditions3.11calibration3.12accuracyclasses3.13accuracyofmeasurement44.1ABCABC4.255.15.24%2%4%5.35.45.56.1.2nr=nε1JB/T703319933rε6.1.2n66.16.1.156.1.2jSjSj=()112−−∑=nXXnii2iXiXnε6.26.2.16.16.2.26.36.3.1C6.3.2A48hB11CJB/T70331993JB/T70331993*2100044*88012301/161/26,000199451994515003.001276