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一种运用于铁路站场照明的新型高效节能投光灯(JHG-NG400型)于1990年11月在成都通过技术鉴定。该产品由铁道部第二勘测设计院和成都照明器材厂共同研制,已在成都铁路局的南宫山车站和成都南站试用,获得良好效果。
A new type of high-efficiency energy-saving floodlight (JHG-NG400) applied to the railway station lighting passed the technical appraisal in Chengdu in November 1990. The product by the Ministry of Railways Survey and Design Institute of the second and Chengdu lighting equipment co-developed jointly in Chengdu Railway Bureau of Nangong Mountain Station and Chengdu South Station trial, and achieved good results.