绝大多数火灾误报都是用街角的消防报警箱匿名拨打的恶作剧电话。
The vast majority of false fire alarms are prank calls made anonymously from fire alarm boxes on street corners.
介绍一种火灾自动报警系统。该系统应用了离子感烟传感器和电话。
A fire alarm automatic system was introduced, it was developed with smoke sensor and telephone.
它可以有效地对非法侵入和火灾进行检测，并通过电话自动报警。
The alarm can effectively test illegal intrusion and fires, and give warnings through telephone.
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