Zobrazeno 1 - 2
of 2
pro vyhledávání: '"Mingyan Geng"'
Publikováno v:
iMeta, Vol 3, Iss 4, Pp n/a-n/a (2024)
Externí odkaz:
https://doaj.org/article/1bfffb1330ad40baa0c1ac151977d435
Publikováno v:
Machines, Vol 12, Iss 9, p 656 (2024)
This research aimed to examine shortcomings such as low efficiency and unstable coal release of 2313 large inclined-angle comprehensively released working faces in 230 mining areas of a mine in Shandong. Through the study of the actual working condit
Externí odkaz:
https://doaj.org/article/0cb2a58e329e444fa42ffbcdc279356a