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俄罗斯是世界上主要的产煤国之一,大部分煤层赋存条件复杂,煤层倾角变化大,瓦斯含量高,煤有自燃倾向,存在瓦斯突出危险等问题。开采条件较好的储量不超过20%。但在前苏联时期,由于重视煤矿安全工作,尽管矿井开采条件不断恶化,劳动条件和安全状况仍有明显改善,煤矿伤亡事故也有
Russia is one of the major coal-producing countries in the world. Most of the coal seams have complicated conditions of occurrence, large coal seam dip angle changes, high gas content, spontaneous combustion tendency of coal, and the danger of gas outburst. Mining conditions better reserves of not more than 20%. However, in the period of the former Soviet Union, due to the importance of coal mine safety work, despite the deteriorating mining conditions, working conditions and safety conditions have still been significantly improved, coal mine casualties have