Sonic cleaning gives priority to other mode of cleaning(eg. reverse gas, mechanism flapping)and minors in sonic cleaning in order that the dust can be easily wiped out from the filter bag.

声波助清灰是以声波清灰为辅，其它清灰方式（如反吹、振打等）为主，使粉尘易于清除的技术。

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At present, the sonic soot cleaning is an approximately "green" boiler soot cleaning way, and the products are newly emerging things in the family of soot cleaning.

声波除灰是目前锅炉运行中近乎“绿色”的除灰方式，是除友家族的新生代。

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Shark floor-cleaning devices, owned by Euro-Pro Operating LLC, overhauled the design of its electronic Sonic Duo floor cleaner, set to launch in April, after tests revealed how strenuously some people used it.

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