英语翻译
hole-basedsystenandshaft-basedsystem.inordertoobtainarangeofdegreesofclearance,anddegreesofinterference,itisnecessarytouseawidevariationofholesizesandshaftsizes.forexample,amanufacturingcompanycouldbemakinganumberofparts,allofanominal25-mmdiameter,butwhichareallslightlydifferentinactuallimitsofsize,tosuittheactualfitrequiredofeachpairofparts.thissituationcouldmeanthatalargenumberofdrills,reamers,gauges,ect.wererequired.
翻译的要顺畅一点,百度翻译貌似不对~