liuxilin1215 发表于 2013-10-25 14:33:12

ANSI C136.25-2009

ANSI C136.25-2009 American National Standard for Roadway and Area Lighting Equipment-Ingress Protection (Resistance to Dust, Solid Objects and Moisture) for Luminaire Enclosures National Electrical Manufacturers Association / 05-Jun-2009 / 14 pages

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sigh007 发表于 2013-10-25 14:33:13

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