And according to the installation of ventilating engine and illuminating lamps concrete requirements and process are elaborated and devices control modes are proposed.

就隧道供配电系统进行了说明，针对通风机照明灯具的安装要求及过程进行了阐述，并提出了设备控制方式。

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And according to the installation of ventilating engine and illuminating lamps concrete requirements and process are elaborated and devices control modes are proposed.

就隧道供配电系统进行了说明，针对通风机照明灯具的安装要求及过程进行了阐述，并提出了设备控制方式。

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