Safe production is the key work in coal industry. Based on the happened accidents, analyze the accident reasons and find the preventive and dealing measures.
煤矿安全生产是煤炭工业的重中之重的工作，从已发生的多起事故，分析事故原因，找出了防治对策。
Coal is named by the "industrial grain", and the coal industry is the essential resources-based industries to our national economy.
煤炭有“工业粮食”之美称，煤炭产业更是我国国民经济中必不可少的资源型产业。
Based on the need in coal chemistry industry, a techno-economic database was designed to be used by coal-chemist and energy authoritative department members.
基于煤化工行业的需要，开发了可供煤化工科技工作者以及能源决策部门使用的技术经济数据库。
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