适用于工厂、矿山、油田、港口、机场、城市公共建筑、居民小区、高速公路、地下设施等场所。
For factories, mines, oil fields, ports, airports, urban public buildings, residential areas, highways, underground facilities and other places.
应用：适用于道路、桥梁、机场、港口、车站、广场、工厂等场所的照明执行标准：GB 19510。
Application: Suitable for lightings of street, bridge, airport, port, station, square, factory and so on.
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