• This paper introduces the networked automatic alarm system, in which "685 Digital Alarm Receiver" is explored, which is the most important equipment in the system center.

    分析685数字报警接收主机为中心组成联网自动报警系统

    youdao

  • This paper introduces the networked automatic alarm system, in which "685 Digital Alarm Receiver" is explored, which is the most important equipment in the system center.

    分析685数字报警接收主机为中心组成联网自动报警系统

    youdao

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