página de inicio noticia refrescar volver iniciar sesión
LED energy saving lights and then break
fecha:2010-11-24 17:08
rendering index of 80 is about 2-3 times higher than the traditional sodium. Quality of lighting effects in the same road, the road lighting power density reduced to 50% below national standards, lighting efficiency of 90% (the national standard more than 70%). High pole lamp can be used in lighting, the breakthrough LED street lamp industry is currently unable to break through the technical bottleneck of 8-meter shot. LED lamp assembly of the core board and life to 40,000 hours (light decline

16/21 la página próxima la página anterior la primera página la última página

noticia


volver refrescar WAP página de inicio versión de web iniciar sesión
08/02 12:42