In order to prevent all these buildings &facilities from making fire, it\ s necessary to set an automatic equipment which can report a fire with few people supervising it.
英
美
释义
为了防止大型建筑物、设施发生火灾,在有人建筑物内设置火灾自动报警设备,配备少量人员进行监控是十分必要的。
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