00787nam a2200181 c 4500001001300000005001500013008004100028040001100069041001300080052002500093245014900118300002100267545006600288653006700354700005300421773011100474900002000585KSI00029671420040807143211040802s1993    jbk           000   kor    a0110010 akorbeng01a530.05b군485ㄱc300aPWM 밸브를 사용한 압력제어 시스템의 특성분석=xAnalysis of pressure control system characteristics using PWM valve/d정헌술  ap. 63-94;c27 cm  a정헌술, 군산대학교 공과대학 생산기계공학과  aPWMa밸브a압력제어aPressureaControlaPWM valveaValve1 a정헌술,g鄭憲述,d1959-0KAC2017069524aut0 t工學硏究論文集.d群山大學校 工學硏究所.g3집(1993), p. 63-94q3<63w(011001)KSE19950177410aJeong, Heon-Sul