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针对隧道和地下建筑火灾时通信不畅的难题,研发出一种新型对讲机信号传输装置,并从装置的结构原理、功能特点、实战测试等方面进行了阐述介绍。
Aiming at the problem of poor communication in the tunnel and underground building fire, a new walkie-talkie signal transmission device was developed and introduced from the structural principle, functional characteristics and actual test of the device.