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However , the noise spectrum of the ash exhauster always centers at low frequency range.排粉機噪聲呈明顯的低頻特性.The utility model relates a linkage device of a cooking fume exhauster and a gas stove.一種燃氣爐與抽油煙機的聯(lián)動裝置....

exhauster的音標：exhauster的英式發(fā)音音標為：[?g'z?st?]exhauster的美式發(fā)音音標為：[?g'z?st?]...

吸塵器，抽氣裝置，排氣器，引風機...