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人防设施发生的断裂、陷漏、塌方和大面积渗水；
The accident that the facilities of people's air defense happen, because of rupturing, falling into the reason to leak, cave in and infiltrate by a large scale
由于厂房地下设有人防设施，室内外地面均为混凝土，所以场地内鲜有树木。
It was hardly to see some trees and plant, because there is a civil air defense facility under the concrete floor.
这些特殊人群应该采用个人防护设施，也应该对正确使用这些设施进行培训。
Personal protective equipment should be available for persons in these groups, who also need training in the proper use of this equipment.
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