求翻译：紧急避险设施的建设方案应综合考虑所服务区域的特征和巷道布置、可能发生的灾害类型及特点、人员分布等因素。优先建设避难硐室。是什么意思？

Building programs of the emergency facilities should be considered in the service area characteristics and roadway layout, type and characteristics of possible disasters, personnel distribution and other factors. Priority to the construction of the refuge chamber.

emergency to avoid danger facilities of the service-building program should be integrated into account the particularities of the region and gallery layout, potential disaster type and characteristics, distribution, and other factors. Priority-building room ideal refuge.

Urgently takes refuge from danger factors and so on disaster type and characteristic, personnel distribution which the facility the construction plan should the overall evaluation service area characteristic and the tunnel arrangement, possibly occurs.First constructs seeks asylum mountain cave the

Construction scheme of emergency facilities should consider the characteristics of the service area and roadway layout, type and characteristics of disasters that may occur, people, distribution and other factors. Give priority to build a refuge Chamber.

Domestic "Coal Mine Safety Regulations" the implementation of instructions of the mine refuge chamber forth requirements