Besides the element parts of a fan, it specially has a cone filtering net, a dust collecting cover and a dust collecting bag.

它的外型类似于离心风机，除了主要的风机部件外，还有其独特的锥形滤网、集灰罩和集尘袋。

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Its outline looks like a centrifugal fan. Besides the element parts of a fan, it specially has a cone filtering net, a dust collecting cover and a dust collecting bag.

它的外型类似于离心风机，除了主要的风机部件外，还有其独特的锥形滤网、集灰罩和集尘袋。

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The utility model discloses a tool for a smoker to control the dust release, composed of a paper smoke-filtering bag and a smoke guiding device controlling the flow direction of the smoke emission.

一种吸烟者用以控制其烟尘释放的器具，由纸质滤烟袋和控制烟气排放流向的导烟装置所组成。

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