硬岩钻进用仿生PDC切削齿优化与破岩机理研究.Published in:Coal Science & Technology (0253-2336), 2018, v. 46, n. 5, p. 143, doi. 10.13199/j.cnki.cst.2018.05.023By:孙荣军;谷拴成;石智军;李泉新;张幼振Publication type:Article