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發布時間: 2012-7-21 16:35
正文摘要:大家好! " w! `1 l! w/ ?" s我用電熱絲粗1.2mm,長50mm.現在我用調壓器500W0V-250V可調變壓器電源,開到25上調壓器里有嗡嗡地響,有點煙冒出來,就趕緊關閉了電源。我是切割泡沫用的。是調壓器小了還是出在其他問題 ... |
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