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https://imgs.rednet.cn/data/24/IMAGE_TENANT_LIB/IMAGE/7003926/2024/3/29/1021de5d500341ef90b2cf1a4746

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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http://www.hwenz.com/pic/扎心感情语录短句感情小段子细选散感情真正在故事.jpg

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