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燃气灶红火通过调节风门无法解决，妙招来了！
此视频详细介绍了燃气灶红火的产生，除了和风门调节不当以外，还和喷嘴侧面的孔洞大小密切相关。有部分燃气灶顽固性红火，可以通过这个办法来解决！
燃气灶故障判断及维修教程32/67
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