yupeifeng2004 发表于 2020-9-16 10:40:59

IEC 60598-2-23:2020

IEC 60598-2-23:2020 Luminaires –Part 2-23: Particular requirements – Extra-low-voltage lighting systemsfor ELV light sources

admin 发表于 2020-9-16 15:50:30

谢谢您的分享,金币已奖励!
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