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我国井下开采在资源开发中占有非常重要的地位，但由于我国环境条件差和各方面的管理工作跟不上，各类事故比韩天矿和其他工业多得多。在国外的一些矿山，由于加强了个人防护，人身伤亡事故就减少了许多。近年来，我有幸考察了美国、加拿大、瑞典、澳大利亚、日本、德国的30多
China’s underground mining occupies a very important position in the development of resources, but due to poor environmental conditions in our country and various aspects of management can not keep up, all kinds of accidents than Han Tien and other industries much more. In some mines abroad, due to the strengthening of personal protection, personal injury accidents have been reduced a lot. In recent years, I have had the privilege to examine the United States, Canada, Sweden, Australia, Japan, Germany, more than 30