Results 141 to 150 of about 3,284,104 (188)

Optimal sublevel height and drawing process for horizontal sectional combined mining in steeply inclined, and closely spaced coal seam groups. [PDF]

Sci Rep
Wang H, Bai J, Jiao J, Wang L, Wang L, Jiang B.   +5 more
europepmc   +1 more source

Named entity recognition for coal mining machine assembly based on domain large language model. [PDF]

Sci Rep
Wang Y, Sui X, Zheng Z, Yv M, Li J.
europepmc   +1 more source

Science competition-driven teaching optimization for mining engineering. [PDF]

Sci Rep
Li X, Yan S, Liu S, Zhou S, Chen C, Liu X, Wang R.   +6 more
europepmc   +1 more source

Air leakage characteristics and comprehensive prevention of goaf side retained roadway of fully mechanized mining faces in Qincheng coal mine. [PDF]

Sci Rep
Luo X, Chen L, Wu B, Sun M, Yang T, Yu H.   +5 more
europepmc   +1 more source

Research on the law of multiple mining in close coal seams and the roadway support of lower coal seam. [PDF]

Sci Rep
Wu X, Guo L, Sun Y, Wu X, Zhang N.
europepmc   +1 more source

Study on coal drawing parameters of deeply buried hard coal seams based on PFC. [PDF]

Sci Rep
Xinlei L, Ziyuan R, Zhengzheng C, Hao R.
europepmc   +1 more source

Innovations in hybrid rice seed production: Integrating agronomy, mechanization, and biotechnology. [PDF]

Plant Commun
Yan Y, Lei B, Hu Y, Wang M, Liu D, Chen K, Liu H, Tang C, Li F, Tang N, Tian Y, Liu A, Tang W.   +12 more
europepmc   +1 more source

Study on the factor reduction of rockburst risk in coal mines. [PDF]

Sci Rep
Zhang J, Wang B, Zhou D.
europepmc   +1 more source

Dust distribution characteristics of the breathing zone in the walkway area of fully-mechanized mining face: a case study. [PDF]

Sci Rep
Zhang W, Tu Q, Xue S, Xing F, Xu X, Zhao Z, Li C.   +6 more
europepmc   +1 more source

Fuzzy comprehensive evaluation of rock burst risk based on combined subjective and objective weighting. [PDF]

Sci Rep
Zhang J, Wang B, Lv Y, Liu X.
europepmc   +1 more source