路灯做测试
认证网 (2014/4/24 14:52:20) 浏览:399 评论:0
C136.37-2011
American national standard for Roadway and Area Lighting Equipment— Solid State Light Sources Used in Roadway and Area Lighting
C78-377-2008
American national standard for the Chromaticity of solid state lighting products
这两项测试标准 测什么的,有大侠知道么
American national standard for Roadway and Area Lighting Equipment— Solid State Light Sources Used in Roadway and Area Lighting
C78-377-2008
American national standard for the Chromaticity of solid state lighting products
这两项测试标准 测什么的,有大侠知道么
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