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在煤矿矿井中,瓦斯灾害主要表现为瓦斯爆炸(瓦斯煤尘爆炸)和煤与瓦斯突出事故。瓦斯事故的发生,不仅使国家的生命财产遭受重大损失,而且影响煤炭生产正常进行,如何控制和防止瓦斯爆炸事故是搞好当前煤矿安全一项重要任务。
In coal mines, gas disasters mainly manifested as gas explosion (gas and coal dust explosion) and coal and gas outburst accidents. The occurrence of gas accident not only causes great loss of life and property of the country, but also affects the normal progress of coal production. How to control and prevent the gas explosion accident is an important task in the current coal mine safety.