액체로켓 엔진용 극저온 터보펌프 볼베어링 고체윤활제 마모 특성 - Kim Cho Hee; Choe, Bokseong; KWAK, WONIL; LEE, YONG BOK; Lee, Jeon Kook (2015)
Keywords: liquid rocket engine; cryo-turbo pumps; solid lubricant; deep groove ball bearing; wear