吊挂-代表了桁架及桁架系统，灯杆，悬挂框架，灯桥。

Flying - which represents the product groups trusses and trussing, Pipe battens, Air frames, Lighting Bridges.

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以大秦铁路湖东站三场为实例，从经济、维修、安全等方面，对铁路站场灯桥照明优化改造方案进行了论述。

Yard of Hudong Station, Daqin Line as an example, this paper expounds the optimization Retrofit scheme of lamp bridge lighting in railway yard from the aspects of economy, maintenance and security.

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在桥的中间，有一盏明亮的沼气灯，像一盏电灯。

In the middle of the bridge, there is a bright firedamp light like an electric lamp.

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