是一种装有高效空气过滤器的风机驱动设备，用来收集尘粒、容纳尘粒和控制作业区压力。
It is a kind of fan drive device equipped with high-efficiency air filter. It is used to collect dust particle, hold dust particle and control the pressure in working area.
是一种装有高效空气过滤器的风机驱动设备，用来收集尘粒、容纳尘粒和控制作业区压力。
It is a kind of fan drive device equipped with high-efficiency air filter. It is used to collect dust particle, hold dust particle and control the pressure in working area.
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