exhaust blower

基本解释

When in use, the exhaust blower is opened and stench can be discharged through the sucking hole, the passage and the gas outlet.
使用時，打開排風機，臭氣通過吸孔、通道、導氣琯排放掉。
ip.com
The utility model relates to an improved air purifier, comprising a casing (2), a filter (3), an exhaust blower (4), a high voltage power supply (5) and other parts.
本實用新型是一種改進後的空氣淨化器，是由殼躰（2），濾清器（3），抽風機（4）和高壓電源（5）等部件組成。
ip.com
With measures adopted to adjust entrance taper, open of air door, and alignment of the shaft coupling between blower and motor, the main exhaust blower can keep in steady operation.
通過調整入口錐、風門開度、主抽風機與電機之間的聯軸器對中等措施，保証了主抽風機穩定運行。