A calculation model based on calculation of engine working process for power consumption of 2-grade filtratedair cleaner is presented here.
针对二级滤清式自动抽尘空气滤清器进行研究，提出了其基于发动机工作过程计算的功率损失计算模型。
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If spraying application is carried out in a limited place like narrow booth, the operator must wear a ventilated mask with an air compressor for feeding filtrated fresh air.