Mine risk factors have been identified, and based on the theory of the accident causing to find the coal mine safety system consists of man, machine, environment, and management.
对煤矿危险与有害因素进行了辨识，由事故致因理论出发找到构成煤矿安全系统的人、机、环境、管理四个要素。
The paper proposed the psychological role in safety of coal mine production and put forward the new way to prevent and control the coal mine accident with regard to psychology.
阐述了心理教育在煤矿安全生产中的作用，并从心理学角度提出对煤矿事故进行预防和控制的新途径。
The importance of it in safety production of coal mine was discussed through accident case, according to theory of blasting powder and function of stemming.
本文根据炸药的作功原理和炮眼封泥的作用，通过事故案例，论述炮眼封泥质量在煤矿安全生产中的重要性。
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