In order to establish the management system of mine ventilation information, the principle, the basis, the method and the scope of classified information are defined.
将通风管理人员纳入通风系统的概念中，从建立矿井通风信息管理系统的目的出发，确定了信息界定的原则、依据、方法和范围。
In order to establish the management system of mine ventilation information, the principle, the basis, the method and the scope of classified information are defined.
将通风管理人员纳入通风系统的概念中，从建立矿井通风信息管理系统的目的出发，确定了信息界定的原则、依据、方法和范围。
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