哈哈一樂吧，LED光量流明18瓦就等價6倍多的傳統燈亮度。如9瓦LED燈泡相當60瓦白熾燈。否則還節啥能啊？

來源: obamacome 於 2017-09-21 16:32:55 [舊帖] [給我悄悄話] 本文已被閱讀：次

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