近年来,煤矿安全事故十分频繁。去年10月以来,又接二连三地发生了大平、陈家山、孙家湾等国有煤矿的特大矿难。我国煤矿矿难不仅涵盖了地方和乡镇的小煤矿,也包括了国有重点煤矿,呈现出全面性的态势。统计显示,2003年全国煤矿百万吨死亡率为4.17(即每开采100万t煤,有4.17名矿工 In recent years, coal mine safety accidents are frequent. Since October last year, there have been one after another occurred in Daping, Chen Jiashan, Sun Jiawan and other state-owned coal mines large mine. China’s coal mine disaster not only covers small coal mines at local and townships, but also includes key state-owned coal mines, showing a comprehensive trend. Statistics show that in 2003, the death rate per million tons of coal mines in the country was 4.17 (that is, 1 million tons of coal per mined, 4.17 miner