The ventilation fan switch on the button panel does not work here.
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2. 抽风机是外置式电机，铝合金风叶，防爆，安全。
The exhaust fan has external motor and aluminum alloy blades, is explosion resistant and safe.
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3. 如果一个主抽风机的电机无法启动，会发生警报并在操作控制台显示。
Should one of the main exhaust fan motors trip or fail to start, an alarm is initiated and indication is provided on the Operator Console Mimic.
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4. 教堂内设有自然通风系统，新鲜空气从地层进入，并由屋顶的抽风机排出室外。
The Church is naturally ventilated, with fresh air supplied at floor level, and exhausted through a continuous roof ventilator.
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5. 研究表明：分级粒径的大小与涡轮转速、抽风机风量、风压及涡轮结构参数有关。
The study shows that the separation size is related to the rotary velocity of the turbo, the wind volume and the wind pressure of the exhaust fan, the structure and parameters of the turbo.
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6. 同时对两种风机的运行效果进行对比，为合理选用主抽风机提供一些技术上的参考。
At the same time, a technical reference in selecting drawing fan correctly through the comparison of effect in process of two types of fan were provided.
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7. 通过调整入口锥、风门开度、主抽风机与电机之间的联轴器对中等措施，保证了主抽风机稳定运行。
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.
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8. 分析了烧结主抽风机电气控制系统存在的问题和原因，提出了相应的解决办法，取得了良好的效果。
The main modification items and its effects of the 4 main sintering fans in NANJING I&S works were presented in this paper.
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9. 你可能上当而买了它因为人工烘烤的味道已经被店里的抽风机抽走了，而且没有人来阻止你上当受骗。
You may be seduced into buying it by the artificial baking smells being pumped through the store, yet no one intervenes to stop you from being deceived.
The exhaust blower can draw away in time oil vapors produced in the wire drawing bin through the exhaust pipe, to avoid deflagration phenomenon, in terms of good safety performance.
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.
