In collaboration with the mining industry, the Cracow University of Mining and Metallurgy of Poland has studied unconventional non-blasting mining technologies for rocks with a strength exceeding 80 MPa.

• 波兰克拉科夫矿冶大学与采矿企业合作，对抗压强度超过80MPa的矿岩的非爆破特殊开采技术进行了研究。