suction casing 中文意思是什麼
suction casing
解釋
進口殼體-
The suction is provided by three by - pass motors, using carbon brushes, operated by independent switches and placed inside a sturdy steel casing
吸塵系統是三個單相旁路電動馬達,使用碳刷,在鋼制外殼上有獨立的操作開關。
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