标准号:DIN EN 60662-1995 有效
英文名称:High-pressure sodium vapour lamps (IEC 60662:1980 and Amendment 1:1986, Amendment 2:1987, Amendment 3:1990, Amendment 4:1992 and Amendment 5:1993, modified); German version EN 60662:1993 + A4:1994 + A5:1994
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