Open AccessDesign of Φ178 Automatic Vertical Drilling Tool
Publication year - 2018
Publication title -
kuang shan gong cheng
Language(s) - Uncategorized
Resource type - Journals
eISSN - 2329-7301
pISSN - 2329-731X
DOI - 10.12677/me.2018.62014
Subject(s) - drilling , geology , directional drilling , computer science , engineering drawing , petroleum engineering , marine engineering , engineering , mechanical engineering