01291cam a22003251i 4500001001300000005001500013007000300028008004100031040003200072041001300104049003100117052001800148056001400166082001600180100004800196245017100244264003900415300004700454336002600501337002900527338002700556500002600583502011300609504003300722546003400755856012400789900002000913900001400933900001800947KDM20193033920200804091416ta180601s2018    ulka     m AX 000c  eng    a211062c011012d011001erda0 aengbkor0 lWM931467lWM931468c2fWDP02a621.815b19-1  a551.152601a621.8152231 a송창헌,g宋昌憲,d1983-0KAC2018B363510aDesign and performance prediction modeling of a percussive rock drilling device =x타격식 천공장비의 설계 및 천공성능 예측모델링 /dChangheon Song 1aSeoul :bHanyang University,c2018  axiii, 155 leaves :billustrations ;c26 cm  atextbtxt2rdacontent  aunmediatedbnc2rdamedia  avolumebnc2rdacarrier  aAdviser: Jintai Chung1 aThesis(Ph.D.) --bGraduate School of Hanyang University,cDepartment of Mechanical Design Engineering,d2018  aBibliography: leaves 142-146  aIn English; summary in Korean40uhttp://www.riss.kr/link?id=T14874733nKERISz이 자료의 원문은 한국교육학술정보원에서 제공합니다.10aSong, Changheon10a정진태10aChung, Jintai