PDF(3582 KB)
Experimental Research on the Rock-breaking Mechanism of Annular-ridge PDC Bit
Yang Yingxin , Hu Haoran , Huang Kuilin, Xie Zongliang, Yu Hongbo
Chinese Journal of Underground Space and Engineering ›› 2019, Vol. 15 ›› Issue (5) : 1451-1460.
PDF(3582 KB)
PDF(3582 KB)
Experimental Research on the Rock-breaking Mechanism of Annular-ridge PDC Bit
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