DAN YAN. XIA TIAN BIAN ZHU books & textbook

NC EDM(Chinese Edition)

DAN YAN, XIA TIAN BIAN ZHU

Machine Press /2000-01-01 Paperback
isbn-10: 7111154835 / isbn-13: 9787111154839

CNC Wire Cutting

DAN YAN. XIA TIAN BIAN ZHU

Machine Press /1991-01-01 Paperback
isbn-10: 711114418X / isbn-13: 9787111144182