中国煤炭学会爆破专业委员会主办的第二届全国煤炭爆破学术讨论会于1989年10月12日至16日在湖南大庸市召开。来自全国14个省市、自治区65名爆破专家、学者和工程技术人员出席了会议。大会收到论文53篇,其中爆破理论22篇、爆破技术20篇,爆破器材11篇。会议进行了学术交流,酝酿专业委员会换届和 The Second National Symposium on Coal Blasting, organized by China Coal Association Blasting Professional Committee, was held in Dayong, Hunan Province from October 12 to October 16, 1989. 65 blasting experts, scholars and engineers from 14 provinces, autonomous regions and municipalities attended the conference. The conference received 53 papers, of which 22 were blasting theory, blasting technology 20, blasting equipment 11. The meeting conducted academic exchanges, brewing professional committee and