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Автор Тема: Accessorising Signs Things You May Use To Enhance Them.txt  (Прочитано 4499 раз)
urdqvc93
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« : Февраль 05, 2012, 06:53:11 »

impact on the sategic function of underground consuction, and economic performance of the play, therefore, must be the lighting performance of underground consuction to do the specific depth. aditional building automation systems generally include computer networks, equipment monitoring, fire alarm, security and other subsystems, intelligent lighting system development is lagging behind. with the advancement of technology and social development, energy-efficient lighting systems and scientific management of the increasingly high demand. in particular, accounting for the underground architectural lighting energy consumption than a major power, lighting is becoming increasingly important.neon open signs
 the other is rod-shaped cells can not distinguish colors, rod-shaped cells on a wavelength of 510 nm light most sensitive to the brightness is generally lower than the required percentage of candela per square meter, so often referred to as dark vision. intermediate between the visual range of the two visual. through the above analysis, we can easily explain why the road at night, lighting, led lighting conditions, the human eye can easily see each other's clothes, color, and in the high pressure sodium lighting conditions, identify the color of the clothes is very difficult to pedesians . in fact, this is because the led light source and high pressure sodium light emitted by the different specal characteristics generated, led light source specal disibution is most similar to the human eye photopic vision, scotopic disibution area, and the specal composition of high-pressure sodium lamp in the region of most outside. restaurant sign
through the above analysis, we can easily explain why the road at night, lighting, led lighting conditions, the human eye can easily see each other's clothes, color, and in the high pressure sodium lighting conditions, identify the color of the clothes is very difficult to pedesians . in fact, this is because the led light source and high pressure sodium light emitted by the different specal characteristics generated, led light source specal disibution is most similar to the human eye photopic vision, scotopic disibution area, and the specal composition of high-pressure sodium lamp in the region of most outside. portable signs
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