求翻译一段英文 是关于机械方面的
G70XI00.YI20.R200.ZIS0.WI0.H55.B72., whereG70isthenameofthesubpro- gram;Xand Yarecoordinatesof measurementalongthe Xand Yaxesin thecoordinatesystem of measurement;Ristheplaneofrapidfeedof MHalongaxisZin thecoordinatesystem of measurement;Zisthecoordinateofcalculatedmeasuredsurfacepositionin thecorrected coordinatesystem;Wistheamountof possibledeviationofthe measuredworkpiecesurface; Histhecorrectedcoordinatesystemofthe workpiece;Bisthetablepositionduringmea- surementrelativetoitszeroposition.
The macrocommandforcallingthesubprogramforautomaticbasingon planeXOYalong theholeisasfollows:
ThevalueofeSDontherateof MHtravelandtimeforinterrogationof measuringgauges by the NCsystem(thlstimecanbetakenas8-16msec).Itfollowsfromthisthatthe maxi- mumrateoftravelshouldbeselectedin the5-8mm/minrangetoensurethatthe valueof espliesinthe1-2Dm range.Certificatedatafromthezero-MHmakersshowthate mdoes
notexceed1 ~m.Duringinvestigations,valuesoftheerrorseandesn werefoundtobe higherthanespande mby anorderof magnitude.For instance,the positioning error of the machineIR-500PMF4aspercertificatedatais0.015mm,whileesnfluctuatesin the0.01- 0.02mmrange.Byaccountingfortheobtaineddata,therandomcomponentoferrorofzero- typeMHeMHcanbe takenin the0.02-0.025mmrange.