Combatingnoiseandvibrationinpowersteeringsystems;DETERMININGTHESERVICELIFEOFTHEHEAVILYLOADEDRACK-AND-PINIONTRANSMISSIONSINTHEDESIGNSTAGE;Developmentofanacceleratedtestingmethodologyofrotaryoilsealsforoff-highwayvehicles;Developmentofpinion-assisttypeelectricpowersteeringsystem……