详细介绍了电气火灾监控报警器和电气火灾监控设备的构成及功能。
The structure and function of electric fire monitor and alarm detector and electric fire monitoring device were introduced in detail.
详细介绍了电气火灾监控报警器和电气火灾监控设备的构成及功能。
The structure and function of electric fire monitor and alarm detector and electric fire monitoring device were introduced in detail.
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