5645| 12
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風(fēng)機(jī)振動大求助 |
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點評
就是這風(fēng)機(jī)的諧振點在43Hz左右
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點評
沒事,以前用的風(fēng)機(jī)功率小,爐膛是正壓,燒了兩次。后來換大一號功率的電機(jī)抽風(fēng),降點頻率也能保持負(fù)壓,沒燒過爐門之類的配件。
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