suspended beam 中文意思是什麼
suspended beam
解釋
掛梁-
Luminaire designed to be suspended from a cable with its main beam axis at right angles to the axis of the road
利用電纜進行懸掛的燈具，其主光軸與道路主軸成直角。 -
Arrangement of road - lighting luminaires suspended with their main beam axes at right angles to the road axis
燈具在橫跨電線的方向上被懸掛于車道之上的道路照明布燈方式。
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