为了实现煤矿安全生产，各矿必须建立稳定的矿井通风系统。
In order to realize safety production in coal mine, ventilation system must be set up.
加强安全警示职能，提高安全管理是实现煤矿安全生产的保障。
Strengthening the safety warning function and improving safety management are the guarantees for coal mines safety production.
加强安全警示职能，提高安全管理是实现煤矿安全生产的保障。
Strengthing the function of warning and safely is the guarantee of realizing the safety in production of the colliery to improve the safety management.
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