Zobrazeno 1 - 1
of 1
pro vyhledávání: '"colloidal slip"'
Publikováno v:
Meikuang Anquan, Vol 55, Iss 10, Pp 236-243 (2024)
The automation degree of sealing technology in coal mine is insufficient, and the automatic directional drilling rig can improve the automation degree of sealing. A colloidal slip with double friction force for automatic directional drilling machine
Externí odkaz:
https://doaj.org/article/b907e92348de436b9f30926f1e8bbe73