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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/好好散文感情少篇感情讲讲收朋友圈感情故事素材大年夜齐.jpg

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本报北京电(驻京记者程福俊)最近一个时期，南非连续发生我国公民遇袭身亡事件，仅9月18日后的5天内就有4人死亡，2人重伤。鉴于以上情况，我国驻南非使馆教育组和教育部昨天特别紧急提醒赴南非留学人员，要重

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拼经济抢抓“开门红”订单纷至沓来、生产紧锣密鼓抢的是产业发展先机争的是昂扬奋斗姿态 年后的亚玛顿生产车间内，机器轰鸣，新能源储能系列特种玻璃以及BIPV建筑光伏一体化）用彩色玻璃生产线上热气腾腾

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