立井冻土爆破的理论与实践

立井冻土爆破的理论与实践

宗琦, 马芹永, 王从平

Theory and Practice of Frozen-soil Blasting in Shaft

ZONG Qi, MA Qin-yong, WANG Cong-ping

冰川冻土 . 2002, (2): 192 -197 . DOI: 10.7522/j.issn.1000-0240.2002.0033