Presplit Blasting Technology for Hard Top Coal of Xingtai Coal Mine Second 1 Coal Seam
NAN Cunquan;SHANG Jiaxin
Science & Technology Review ›› 2012, Vol. 30 ›› Issue (27) : 54-57.
Presplit Blasting Technology for Hard Top Coal of Xingtai Coal Mine Second 1 Coal Seam
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