Zobrazeno 1 - 1
of 1
pro vyhledávání: '"full-length hydraulic fracturing"'
Publikováno v:
Meikuang Anquan, Vol 55, Iss 2, Pp 147-158 (2024)
To solve the strong dynamic pressure problem faced by the roadways under deep island working face conditions, the three types of overhanging roof in the lateral mining area of the working face, overhanging roof in the side of the mining area of the w
Externí odkaz:
https://doaj.org/article/9fdd9b6ccc304ba0a640ba2dc5da6d4f
