宗琦,马芹永。冻土爆破合理炮孔密集系数的试验研究。爆破,

宗琦,马芹永。冻土爆破合理炮孔密集系数的试验研究。爆破,的英文翻译

基本释义

• Zong Qi, Ma Qinyong. Experimental study on the coefficient of hole-spacing in frozen soil blasting. Blasting