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http://www.hwenz.com/pic/动人的爱情小故事哄睡文本意天良灵感情好文赏识.jpg
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http://upload.mnw.cn/2024/0524/1716520240907.jpg
声波吹灰器通过将压缩空气或蒸汽转换为高强度声波，利用声波振动使积灰因疲劳效应疏松脱落，最终被气流或重力清除
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